{"classifier_version":"1.1.0","generated":"2026-10-10T17:51:29+00:00","documentation":"https://rirtracker.com/api/","disclaimer":"This site independently analyzes publicly available Internet number-resource records. It is not affiliated with or endorsed by the American Registry for Internet Numbers (ARIN), the RIPE Network Coordination Centre (RIPE NCC), the Number Resource Organization (NRO), or any 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:2724::/48","resource_type":"ipv6","page":"https://rirtracker.com/ip/2001.67c.2724..-2001.67c.2724.ffff.ffff.ffff.ffff.ffff/","statistics_now":{"registry":"RIPE NCC","file_date":"2026-10-09","status":"assigned (dated 2026-09-09)"},"current_holder":{"rir":"RIPE NCC","org":null,"how":"RIPE NCC's statistics for 2026-10-09"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"a39e350bd5c34f31","registry":"RIPE NCC","report_date":"2026-09-09","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:2724::/48","start":"2001:67c:2724::","end":"2001:67c:2724: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":"1.1.0","classified_at":"2026-10-10T17:51:26+00:00","page":"https://rirtracker.com/ip/2001.67c.2724..-2001.67c.2724.ffff.ffff.ffff.ffff.ffff/#e-a39e350bd5c34f31","report_page":"https://rirtracker.com/ripe/reports/2026-09-09/","evidence_url":"https://rirtracker.com/api/v1/events/a39e350bd5c34f31.json","observed":"2001:67c:2724::/48 available on 2026-09-08, assigned on 2026-09-09","explanation":"No transfer record matches. RIPE NCC's statistics show it available on 2026-09-08 and assigned (dated 2026-09-09) on 2026-09-09. The tracker saw this range removed from registration on 2026-03-09 (2001:67c:2724::/48), so it appears to have been issued again from RIPE NCC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260909.bz2","retrieved_at":"2026-10-10T17:37:50+00:00","summary":"Found by comparing RIPE NCC's daily statistics: 2001:67c:2724::/48 available on 2026-09-08, assigned on 2026-09-09"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260908.bz2","retrieved_at":"2026-10-10T17:37:47+00:00","summary":"RIPE NCC delegated statistics 2026-09-08 (produced 2026-09-08T21:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260909.bz2","retrieved_at":"2026-10-10T17:37:50+00:00","summary":"RIPE NCC delegated statistics 2026-09-09 (produced 2026-09-09T21:59:59+00:00), after the change: assigned (dated 2026-09-09)"}]},{"event_id":"827237190e2c078f","registry":"RIPE NCC","report_date":"2026-03-09","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv6","resource":"2001:67c:2724::/48","start":"2001:67c:2724::","end":"2001:67c:2724: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":"1.1.0","classified_at":"2026-10-10T17:51:06+00:00","page":"https://rirtracker.com/ip/2001.67c.2724..-2001.67c.2724.ffff.ffff.ffff.ffff.ffff/#e-827237190e2c078f","report_page":"https://rirtracker.com/ripe/reports/2026-03-09/","evidence_url":"https://rirtracker.com/api/v1/events/827237190e2c078f.json","observed":"2001:67c:2724::/48 assigned on 2026-03-08, reserved on 2026-03-09","explanation":"Removed from active registration. The tracker found it by comparing RIPE NCC's daily statistics. RIPE NCC's statistics show it assigned (dated 2021-06-10) on 2026-03-08 and reserved on 2026-03-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. RIPE NCC publishes no fixed period for which it holds returned IPv6 before reissuing them, so the tracker gives no estimate. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260309.bz2","retrieved_at":"2026-10-10T17:28:02+00:00","summary":"Found by comparing RIPE NCC's daily statistics: 2001:67c:2724::/48 assigned on 2026-03-08, reserved on 2026-03-09"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260308.bz2","retrieved_at":"2026-10-10T17:27:59+00:00","summary":"RIPE NCC delegated statistics 2026-03-08 (produced 2026-03-08T22:59:59+00:00), before the change: assigned (dated 2021-06-10)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260309.bz2","retrieved_at":"2026-10-10T17:28:02+00:00","summary":"RIPE NCC delegated statistics 2026-03-09 (produced 2026-03-09T22:59:59+00:00), after the change: reserved"}]}],"classification_history":{"a39e350bd5c34f31":[{"raw_change_id":21242,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.1.0","classified_at":"2026-10-10T17:51:26+00:00","current":1,"public_explanation":"No transfer record matches. RIPE NCC's statistics show it available on 2026-09-08 and assigned (dated 2026-09-09) on 2026-09-09. The tracker saw this range removed from registration on 2026-03-09 (2001:67c:2724::/48), so it appears to have been issued again from RIPE NCC's pool."}],"827237190e2c078f":[{"raw_change_id":15780,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.1.0","classified_at":"2026-10-10T17:51:06+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing RIPE NCC's daily statistics. RIPE NCC's statistics show it assigned (dated 2021-06-10) on 2026-03-08 and reserved on 2026-03-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. RIPE NCC publishes no fixed period for which it holds returned IPv6 before reissuing them, so the tracker gives no estimate. This does not confirm availability."}]},"arin_statistics_now":{"file_date":"2026-10-10","status":"not listed"}}