{"classifier_version":"1.4.0","documentation":"https://rirtracker.com/api/","disclaimer":"This site independently analyzes publicly available Internet number-resource records. It is not affiliated with or endorsed by ARIN, the RIPE NCC, APNIC, LACNIC, AFRINIC, the Number Resource Organization (NRO), or any other Regional Internet Registry. Classifications and hold-expiration dates are evidence-based interpretations and do not constitute confirmation that a resource is available for issuance or transfer.","resource":"2001:67c:28ec::/48","resource_type":"ipv6","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/","statistics_now":{"registry":"RIPE NCC","status":"assigned (dated 2019-05-09)"},"current_holder":{"rir":"RIPE NCC","org":null,"how":"The RIPE NCC's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"f010d684f387d887","registry":"RIPE NCC","report_date":"2019-05-09","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:28ec::/48","start":"2001:67c:28ec::","end":"2001:67c:28ec:ffff:ffff:ffff:ffff:ffff","classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","confidence":"OBSERVED_ONLY","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:53+00:00","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/#e-f010d684f387d887","report_page":"https://rirtracker.com/ripe/reports/2019-05-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff.json","observed":"2001:67c:28ec::/48 available on 2019-05-08, assigned on 2019-05-09","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2019-05-08 and assigned (dated 2019-05-09) on 2019-05-09. The tracker saw this range removed from registration on 2018-11-09 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool. Another change to this range was reported the day before or after (2019-05-08: Released 2001:67c:28ec::/46), so the before-and-after statistics may include it.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20190509.bz2","retrieved_at":"2026-10-12T22:10:00+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 2001:67c:28ec::/48 available on 2019-05-08, assigned on 2019-05-09"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20190508.bz2","retrieved_at":"2026-10-12T22:09:57+00:00","summary":"RIPE NCC delegated statistics 2019-05-08 (produced 2019-05-08T21:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20190509.bz2","retrieved_at":"2026-10-12T22:10:00+00:00","summary":"RIPE NCC delegated statistics 2019-05-09 (produced 2019-05-09T21:59:59+00:00), after the change: assigned (dated 2019-05-09)"}]},{"event_id":"3b4ec0f44810412b","registry":"RIPE NCC","report_date":"2018-11-09","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:28ec::/48","start":"2001:67c:28ec::","end":"2001:67c:28ec:ffff:ffff:ffff:ffff:ffff","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:03+00:00","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/#e-3b4ec0f44810412b","report_page":"https://rirtracker.com/ripe/reports/2018-11-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff.json","observed":"2001:67c:28ec::/48 assigned on 2018-11-08, reserved on 2018-11-09","hold":{"hold_rule_source_url":"https://www.ripe.net/manage-ips-and-asns/resource-management/quarantine-for-returned-internet-number-resources","hold_rule_days":180,"estimated_hold_end":"2019-05-08","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2017-02-21) on 2018-11-08 and reserved on 2018-11-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2019-05-08. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20181109.bz2","retrieved_at":"2026-10-12T21:57:13+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 2001:67c:28ec::/48 assigned on 2018-11-08, reserved on 2018-11-09"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20181108.bz2","retrieved_at":"2026-10-12T21:57:10+00:00","summary":"RIPE NCC delegated statistics 2018-11-08 (produced 2018-11-08T22:59:59+00:00), before the change: assigned (dated 2017-02-21)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2018/delegated-ripencc-extended-20181109.bz2","retrieved_at":"2026-10-12T21:57:13+00:00","summary":"RIPE NCC delegated statistics 2018-11-09 (produced 2018-11-09T22:59:59+00:00), after the change: reserved"}]},{"event_id":"a6d53ec52b5d3325","registry":"RIPE NCC","report_date":"2017-02-21","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:28ec::/48","start":"2001:67c:28ec::","end":"2001:67c:28ec:ffff:ffff:ffff:ffff:ffff","classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:02:13+00:00","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/#e-a6d53ec52b5d3325","report_page":"https://rirtracker.com/ripe/reports/2017-02-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff.json","observed":"2001:67c:28ec::/48 available on 2017-02-20, assigned on 2017-02-21","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-02-20 and assigned (dated 2017-02-21) on 2017-02-21. The tracker saw this range removed from registration on 2016-08-23 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2017/delegated-ripencc-extended-20170221.bz2","retrieved_at":"2026-10-12T21:14:34+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 2001:67c:28ec::/48 available on 2017-02-20, assigned on 2017-02-21"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2017/delegated-ripencc-extended-20170220.bz2","retrieved_at":"2026-10-12T21:14:18+00:00","summary":"RIPE NCC delegated statistics 2017-02-20 (produced 2017-02-20T22:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2017/delegated-ripencc-extended-20170221.bz2","retrieved_at":"2026-10-12T21:14:34+00:00","summary":"RIPE NCC delegated statistics 2017-02-21 (produced 2017-02-21T22:59:59+00:00), after the change: assigned (dated 2017-02-21)"}]},{"event_id":"dc497b8fe2d2661e","registry":"RIPE NCC","report_date":"2016-08-23","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:28ec::/48","start":"2001:67c:28ec::","end":"2001:67c:28ec:ffff:ffff:ffff:ffff:ffff","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:33+00:00","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/#e-dc497b8fe2d2661e","report_page":"https://rirtracker.com/ripe/reports/2016-08-23/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff.json","observed":"2001:67c:28ec::/48 assigned on 2016-08-22, reserved on 2016-08-23","hold":{"hold_rule_source_url":"https://www.ripe.net/manage-ips-and-asns/resource-management/quarantine-for-returned-internet-number-resources","hold_rule_days":180,"estimated_hold_end":"2017-02-19","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2015-08-10) on 2016-08-22 and reserved on 2016-08-23. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2017-02-19. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2016/delegated-ripencc-extended-20160823.bz2","retrieved_at":"2026-10-12T21:02:37+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 2001:67c:28ec::/48 assigned on 2016-08-22, reserved on 2016-08-23"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2016/delegated-ripencc-extended-20160822.bz2","retrieved_at":"2026-10-12T21:02:21+00:00","summary":"RIPE NCC delegated statistics 2016-08-22 (produced 2016-08-22T21:59:59+00:00), before the change: assigned (dated 2015-08-10)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2016/delegated-ripencc-extended-20160823.bz2","retrieved_at":"2026-10-12T21:02:37+00:00","summary":"RIPE NCC delegated statistics 2016-08-23 (produced 2016-08-23T21:59:59+00:00), after the change: reserved"}]},{"event_id":"bd59f878c190c6a1","registry":"RIPE NCC","report_date":"2015-08-10","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:28ec::/48","start":"2001:67c:28ec::","end":"2001:67c:28ec:ffff:ffff:ffff:ffff:ffff","classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:55+00:00","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/#e-bd59f878c190c6a1","report_page":"https://rirtracker.com/ripe/reports/2015-08-10/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff.json","observed":"2001:67c:28ec::/48 available on 2015-08-09, assigned on 2015-08-10","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-08-09 and assigned (dated 2015-08-10) on 2015-08-10. The tracker saw this range removed from registration on 2012-09-04 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150810.bz2","retrieved_at":"2026-10-12T20:38:12+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 2001:67c:28ec::/48 available on 2015-08-09, assigned on 2015-08-10"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150809.bz2","retrieved_at":"2026-10-12T20:38:09+00:00","summary":"RIPE NCC delegated statistics 2015-08-09 (produced 2015-08-09T21:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150810.bz2","retrieved_at":"2026-10-12T20:38:12+00:00","summary":"RIPE NCC delegated statistics 2015-08-10 (produced 2015-08-10T21:59:59+00:00), after the change: assigned (dated 2015-08-10)"}]},{"event_id":"626df4de0b4d19c8","registry":"RIPE NCC","report_date":"2012-09-04","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:28ec::/48","start":"2001:67c:28ec::","end":"2001:67c:28ec:ffff:ffff:ffff:ffff:ffff","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:36+00:00","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/#e-626df4de0b4d19c8","report_page":"https://rirtracker.com/ripe/reports/2012-09-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff.json","observed":"2001:67c:28ec::/48 assigned on 2012-09-03, reserved on 2012-09-04","explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-08-23) on 2012-09-03 and reserved on 2012-09-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for IPv6 space applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120904.bz2","retrieved_at":"2026-10-12T19:22:30+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 2001:67c:28ec::/48 assigned on 2012-09-03, reserved on 2012-09-04"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120903.bz2","retrieved_at":"2026-10-12T19:22:27+00:00","summary":"RIPE NCC delegated statistics 2012-09-03 (produced 2012-09-03T21:59:59+00:00), before the change: assigned (dated 2012-08-23)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120904.bz2","retrieved_at":"2026-10-12T19:22:30+00:00","summary":"RIPE NCC delegated statistics 2012-09-04 (produced 2012-09-04T21:59:59+00:00), after the change: reserved"}]},{"event_id":"53ec733b30c559f7","registry":"RIPE NCC","report_date":"2012-08-23","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:28ec::/48","start":"2001:67c:28ec::","end":"2001:67c:28ec:ffff:ffff:ffff:ffff:ffff","classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:34+00:00","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/#e-53ec733b30c559f7","report_page":"https://rirtracker.com/ripe/reports/2012-08-23/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff.json","observed":"2001:67c:28ec::/48 reserved on 2012-08-22, assigned on 2012-08-23","explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2012-08-22 and assigned (dated 2012-08-23) on 2012-08-23. The tracker saw this range removed from registration on 2012-05-30 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120823.bz2","retrieved_at":"2026-10-12T19:21:49+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 2001:67c:28ec::/48 reserved on 2012-08-22, assigned on 2012-08-23"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120822.bz2","retrieved_at":"2026-10-12T19:21:47+00:00","summary":"RIPE NCC delegated statistics 2012-08-22 (produced 2012-08-22T21:59:59+00:00), before the change: reserved"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120823.bz2","retrieved_at":"2026-10-12T19:21:49+00:00","summary":"RIPE NCC delegated statistics 2012-08-23 (produced 2012-08-23T21:59:59+00:00), after the change: assigned (dated 2012-08-23)"}]},{"event_id":"f8587d034e6c2c01","registry":"RIPE NCC","report_date":"2012-05-30","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:28ec::/48","start":"2001:67c:28ec::","end":"2001:67c:28ec:ffff:ffff:ffff:ffff:ffff","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:20+00:00","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/#e-f8587d034e6c2c01","report_page":"https://rirtracker.com/ripe/reports/2012-05-30/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff.json","observed":"2001:67c:28ec::/48 assigned on 2012-05-29, reserved on 2012-05-30","explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-05-24) on 2012-05-29 and reserved on 2012-05-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for IPv6 space applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120530.bz2","retrieved_at":"2026-10-12T19:17:10+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 2001:67c:28ec::/48 assigned on 2012-05-29, reserved on 2012-05-30"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120529.bz2","retrieved_at":"2026-10-12T19:17:07+00:00","summary":"RIPE NCC delegated statistics 2012-05-29 (produced 2012-05-29T21:59:59+00:00), before the change: assigned (dated 2012-05-24)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120530.bz2","retrieved_at":"2026-10-12T19:17:10+00:00","summary":"RIPE NCC delegated statistics 2012-05-30 (produced 2012-05-30T21:59:59+00:00), after the change: reserved"}]},{"event_id":"a7131987c3ffa01d","registry":"RIPE NCC","report_date":"2012-05-24","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:28ec::/48","start":"2001:67c:28ec::","end":"2001:67c:28ec:ffff:ffff:ffff:ffff:ffff","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:20+00:00","page":"https://rirtracker.com/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff/#e-a7131987c3ffa01d","report_page":"https://rirtracker.com/ripe/reports/2012-05-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2001.67c.28ec..-2001.67c.28ec.ffff.ffff.ffff.ffff.ffff.json","observed":"2001:67c:28ec::/48 available on 2012-05-23, assigned on 2012-05-24","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-23 and assigned (dated 2012-05-24) on 2012-05-24. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120524.bz2","retrieved_at":"2026-10-12T19:16:54+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 2001:67c:28ec::/48 available on 2012-05-23, assigned on 2012-05-24"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120523.bz2","retrieved_at":"2026-10-12T19:16:51+00:00","summary":"RIPE NCC delegated statistics 2012-05-23 (produced 2012-05-23T21:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120524.bz2","retrieved_at":"2026-10-12T19:16:54+00:00","summary":"RIPE NCC delegated statistics 2012-05-24 (produced 2012-05-24T21:59:59+00:00), after the change: assigned (dated 2012-05-24)"}]}],"classification_history":{"f010d684f387d887":[{"raw_change_id":378812,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T05:31:26+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2019-05-08 and assigned (dated 2019-05-09) on 2019-05-09. The tracker saw this range removed from registration on 2018-11-09 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool. Another change to this range was reported the day before or after (2019-05-08: Released 2001:67c:28ec::/46), so the before-and-after statistics may include it."},{"raw_change_id":378812,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:17:44+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2019-05-08 and assigned (dated 2019-05-09) on 2019-05-09. The tracker saw this range removed from registration on 2018-11-09 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool. Another change to this range was reported the day before or after (2019-05-08: Released 2001:67c:28ec::/46), so the before-and-after statistics may include it."},{"raw_change_id":378812,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T15:01:26+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2019-05-08 and assigned (dated 2019-05-09) on 2019-05-09. The tracker saw this range removed from registration on 2018-11-09 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool. Another change to this range was reported the day before or after (2019-05-08: Released 2001:67c:28ec::/46), so the before-and-after statistics may include it."},{"raw_change_id":378812,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:53+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2019-05-08 and assigned (dated 2019-05-09) on 2019-05-09. The tracker saw this range removed from registration on 2018-11-09 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool. Another change to this range was reported the day before or after (2019-05-08: Released 2001:67c:28ec::/46), so the before-and-after statistics may include it."}],"3b4ec0f44810412b":[{"raw_change_id":365495,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:26:34+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2017-02-21) on 2018-11-08 and reserved on 2018-11-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2019-05-08. This does not confirm availability."},{"raw_change_id":365495,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:17:03+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2017-02-21) on 2018-11-08 and reserved on 2018-11-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2019-05-08. This does not confirm availability."},{"raw_change_id":365495,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:00:42+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2017-02-21) on 2018-11-08 and reserved on 2018-11-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2019-05-08. This does not confirm availability."},{"raw_change_id":365495,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:05:03+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2017-02-21) on 2018-11-08 and reserved on 2018-11-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2019-05-08. This does not confirm availability."}],"a6d53ec52b5d3325":[{"raw_change_id":321555,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:05:33+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-02-20 and assigned (dated 2017-02-21) on 2017-02-21. The tracker saw this range removed from registration on 2016-08-23 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":321555,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:14:42+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-02-20 and assigned (dated 2017-02-21) on 2017-02-21. The tracker saw this range removed from registration on 2016-08-23 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":321555,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:58:10+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-02-20 and assigned (dated 2017-02-21) on 2017-02-21. The tracker saw this range removed from registration on 2016-08-23 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":321555,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:02:13+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-02-20 and assigned (dated 2017-02-21) on 2017-02-21. The tracker saw this range removed from registration on 2016-08-23 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."}],"dc497b8fe2d2661e":[{"raw_change_id":311251,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:00:51+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2015-08-10) on 2016-08-22 and reserved on 2016-08-23. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2017-02-19. This does not confirm availability."},{"raw_change_id":311251,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:14:07+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2015-08-10) on 2016-08-22 and reserved on 2016-08-23. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2017-02-19. This does not confirm availability."},{"raw_change_id":311251,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:57:33+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2015-08-10) on 2016-08-22 and reserved on 2016-08-23. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2017-02-19. This does not confirm availability."},{"raw_change_id":311251,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:33+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2015-08-10) on 2016-08-22 and reserved on 2016-08-23. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the estimated hold end is 2017-02-19. This does not confirm availability."}],"bd59f878c190c6a1":[{"raw_change_id":287093,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:50:12+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-08-09 and assigned (dated 2015-08-10) on 2015-08-10. The tracker saw this range removed from registration on 2012-09-04 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":287093,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:43+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-08-09 and assigned (dated 2015-08-10) on 2015-08-10. The tracker saw this range removed from registration on 2012-09-04 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":287093,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:56:03+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-08-09 and assigned (dated 2015-08-10) on 2015-08-10. The tracker saw this range removed from registration on 2012-09-04 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":287093,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:55+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2015-08-09 and assigned (dated 2015-08-10) on 2015-08-10. The tracker saw this range removed from registration on 2012-09-04 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."}],"626df4de0b4d19c8":[{"raw_change_id":231125,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:20:43+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-08-23) on 2012-09-03 and reserved on 2012-09-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2013-03-03. This does not confirm availability."},{"raw_change_id":231125,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:09:50+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-08-23) on 2012-09-03 and reserved on 2012-09-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for IPv6 space applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":231125,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:52:54+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-08-23) on 2012-09-03 and reserved on 2012-09-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for IPv6 space applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":231125,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:36+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-08-23) on 2012-09-03 and reserved on 2012-09-04. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for IPv6 space applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."}],"53ec733b30c559f7":[{"raw_change_id":230650,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:20:32+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2012-08-22 and assigned (dated 2012-08-23) on 2012-08-23. The tracker saw this range removed from registration on 2012-05-30 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":230650,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:09:48+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2012-08-22 and assigned (dated 2012-08-23) on 2012-08-23. The tracker saw this range removed from registration on 2012-05-30 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":230650,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:52:53+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2012-08-22 and assigned (dated 2012-08-23) on 2012-08-23. The tracker saw this range removed from registration on 2012-05-30 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":230650,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:34+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2012-08-22 and assigned (dated 2012-08-23) on 2012-08-23. The tracker saw this range removed from registration on 2012-05-30 (2001:67c:28ec::/48), so it appears to have been issued again from the RIPE NCC's pool."}],"f8587d034e6c2c01":[{"raw_change_id":226870,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:19:09+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-05-24) on 2012-05-29 and reserved on 2012-05-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed IPv6 space for 180 days (six months), or longer while still routed, before reissuing it, so the earliest estimated hold expiration is 2012-11-26. This does not confirm availability."},{"raw_change_id":226870,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:09:37+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-05-24) on 2012-05-29 and reserved on 2012-05-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for IPv6 space applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":226870,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:52:40+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-05-24) on 2012-05-29 and reserved on 2012-05-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for IPv6 space applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":226870,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:20+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing the RIPE NCC's daily statistics. The RIPE NCC's statistics show it assigned (dated 2012-05-24) on 2012-05-29 and reserved on 2012-05-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC's current hold for IPv6 space applies to removals from 2014-03-26 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."}],"a7131987c3ffa01d":[{"raw_change_id":226697,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:19:06+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-23 and assigned (dated 2012-05-24) on 2012-05-24. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":226697,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:09:36+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-23 and assigned (dated 2012-05-24) on 2012-05-24. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":226697,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:52:39+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-23 and assigned (dated 2012-05-24) on 2012-05-24. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":226697,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:20+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-05-23 and assigned (dated 2012-05-24) on 2012-05-24. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}