{"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":"AS201221","resource_type":"asn","page":"https://rirtracker.com/asn/201221/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2015-06-29)"},"current_holder":{"rir":"RIPE NCC","org":null,"how":"The RIPE NCC's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"f92b5cda41f04c03","registry":"RIPE NCC","report_date":"2015-06-29","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS201221","start":201221,"end":201221,"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":"2026-10-13T23:59:47+00:00","page":"https://rirtracker.com/asn/201221/#e-f92b5cda41f04c03","report_page":"https://rirtracker.com/ripe/reports/2015-06-29/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/201221.json","observed":"AS201221 reserved on 2015-06-28, allocated on 2015-06-29","explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2015-06-28 and allocated (dated 2015-06-29) on 2015-06-29. The tracker saw this range removed from registration on 2014-12-30 (AS201221), 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-20150629.bz2","retrieved_at":"2026-10-12T20:35:36+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: AS201221 reserved on 2015-06-28, allocated on 2015-06-29"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150628.bz2","retrieved_at":"2026-10-12T20:35:34+00:00","summary":"RIPE NCC delegated statistics 2015-06-28 (produced 2015-06-28T21:59:59+00:00), before the change: reserved"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20150629.bz2","retrieved_at":"2026-10-12T20:35:36+00:00","summary":"RIPE NCC delegated statistics 2015-06-29 (produced 2015-06-29T21:59:59+00:00), after the change: allocated (dated 2015-06-29)"}]},{"event_id":"33a7f107da59ce5a","registry":"RIPE NCC","report_date":"2014-12-30","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"asn","resource":"AS201221","start":201221,"end":201221,"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":"2026-10-13T23:59:07+00:00","page":"https://rirtracker.com/asn/201221/#e-33a7f107da59ce5a","report_page":"https://rirtracker.com/ripe/reports/2014-12-30/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/201221.json","observed":"AS201221 allocated on 2014-12-29, reserved on 2014-12-30","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":"2015-06-28","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 allocated (dated 2014-12-18) on 2014-12-29 and reserved on 2014-12-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed ASNs for 180 days (six months), or longer while still routed, before reissuing them, so the estimated hold end is 2015-06-28. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141230.bz2","retrieved_at":"2026-10-12T20:14:11+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: AS201221 allocated on 2014-12-29, reserved on 2014-12-30"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141229.bz2","retrieved_at":"2026-10-12T20:13:59+00:00","summary":"RIPE NCC delegated statistics 2014-12-29 (produced 2014-12-29T22:59:59+00:00), before the change: allocated (dated 2014-12-18)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141230.bz2","retrieved_at":"2026-10-12T20:14:11+00:00","summary":"RIPE NCC delegated statistics 2014-12-30 (produced 2014-12-30T22:59:59+00:00), after the change: reserved"}]},{"event_id":"4df9bae8a3c53b29","registry":"RIPE NCC","report_date":"2014-12-18","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS201221","start":201221,"end":201221,"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":"2026-10-13T23:59:05+00:00","page":"https://rirtracker.com/asn/201221/#e-4df9bae8a3c53b29","report_page":"https://rirtracker.com/ripe/reports/2014-12-18/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/201221.json","observed":"AS201221 available on 2014-12-17, allocated on 2014-12-18","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-12-17 and allocated (dated 2014-12-18) on 2014-12-18. 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/2014/delegated-ripencc-extended-20141218.bz2","retrieved_at":"2026-10-12T20:13:28+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: AS201221 available on 2014-12-17, allocated on 2014-12-18"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141217.bz2","retrieved_at":"2026-10-12T20:13:25+00:00","summary":"RIPE NCC delegated statistics 2014-12-17 (produced 2014-12-17T22:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2014/delegated-ripencc-extended-20141218.bz2","retrieved_at":"2026-10-12T20:13:28+00:00","summary":"RIPE NCC delegated statistics 2014-12-18 (produced 2014-12-18T22:59:59+00:00), after the change: allocated (dated 2014-12-18)"}]}],"classification_history":{"f92b5cda41f04c03":[{"raw_change_id":285075,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:49:13+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2015-06-28 and allocated (dated 2015-06-29) on 2015-06-29. The tracker saw this range removed from registration on 2014-12-30 (AS201221), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":285075,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:37+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2015-06-28 and allocated (dated 2015-06-29) on 2015-06-29. The tracker saw this range removed from registration on 2014-12-30 (AS201221), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":285075,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:55:56+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2015-06-28 and allocated (dated 2015-06-29) on 2015-06-29. The tracker saw this range removed from registration on 2014-12-30 (AS201221), so it appears to have been issued again from the RIPE NCC's pool."},{"raw_change_id":285075,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:47+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it reserved on 2015-06-28 and allocated (dated 2015-06-29) on 2015-06-29. The tracker saw this range removed from registration on 2014-12-30 (AS201221), so it appears to have been issued again from the RIPE NCC's pool."}],"33a7f107da59ce5a":[{"raw_change_id":274516,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:43:33+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 allocated (dated 2014-12-18) on 2014-12-29 and reserved on 2014-12-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed ASNs for 180 days (six months), or longer while still routed, before reissuing them, so the earliest estimated hold expiration is 2015-06-28. This does not confirm availability."},{"raw_change_id":274516,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:02+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 allocated (dated 2014-12-18) on 2014-12-29 and reserved on 2014-12-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed ASNs for 180 days (six months), or longer while still routed, before reissuing them, so the earliest estimated hold expiration is 2015-06-28. This does not confirm availability."},{"raw_change_id":274516,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:55:19+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 allocated (dated 2014-12-18) on 2014-12-29 and reserved on 2014-12-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed ASNs for 180 days (six months), or longer while still routed, before reissuing them, so the earliest estimated hold expiration is 2015-06-28. This does not confirm availability."},{"raw_change_id":274516,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:07+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 allocated (dated 2014-12-18) on 2014-12-29 and reserved on 2014-12-30. Public sources do not distinguish a voluntary return, revocation, or reclamation. The RIPE NCC holds returned, revoked and reclaimed ASNs for 180 days (six months), or longer while still routed, before reissuing them, so the estimated hold end is 2015-06-28. This does not confirm availability."}],"4df9bae8a3c53b29":[{"raw_change_id":273807,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:43:08+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-12-17 and allocated (dated 2014-12-18) on 2014-12-18. 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":273807,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:00+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-12-17 and allocated (dated 2014-12-18) on 2014-12-18. 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":273807,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:55:16+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-12-17 and allocated (dated 2014-12-18) on 2014-12-18. 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":273807,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:59:05+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2014-12-17 and allocated (dated 2014-12-18) on 2014-12-18. 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"}}