{"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":"2604:1980::/32","resource_type":"ipv6","page":"https://rirtracker.com/ip/2604.1980..-2604.1980.ffff.ffff.ffff.ffff.ffff.ffff/","statistics_now":{"registry":"ARIN","status":"available"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"a7b99ae34bdb6695","registry":"ARIN","report_date":"2025-12-24","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 2604:1980::-2604:1980:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF","resource_type":"ipv6","resource":"2604:1980::/32","start":"2604:1980::","end":"2604:1980:ffff:ffff:ffff:ffff:ffff:ffff","classification":"HOLD_RELEASED","classification_label":"Released from hold (ARIN lists it as 'available')","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"ARIN's statistics now list it as 'available'; reissue not confirmed","inventory_effect_code":"RELEASED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:42+00:00","page":"https://rirtracker.com/ip/2604.1980..-2604.1980.ffff.ffff.ffff.ffff.ffff.ffff/#e-a7b99ae34bdb6695","report_page":"https://rirtracker.com/arin/reports/2025-12-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2604.1980..-2604.1980.ffff.ffff.ffff.ffff.ffff.ffff.json","explanation":"ARIN's statistics show it reserved on 2025-12-23 and available on 2025-12-25. ARIN took it out of its reserved (held) records; its statistics now give it the status 'available'. The tracker saw it removed from registration on 2020-08-20, 1952 days earlier. That is ARIN's own label: whether and when it is reissued is not confirmed.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2025-December/006220.html","retrieved_at":"2026-10-12T18:43:16+00:00","summary":"ARIN-Issued report for 2025-12-24: \"Remove 2604:1980::-2604:1980:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251223.gz","retrieved_at":"2026-10-13T00:12:13+00:00","summary":"ARIN delegated statistics 2025-12-23 (produced 2025-12-23T14:00:48+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251225.gz","retrieved_at":"2026-10-13T00:12:18+00:00","summary":"ARIN delegated statistics 2025-12-25 (produced 2025-12-25T14:00:48+00:00), after the report: available"}]},{"event_id":"a7033f2efd513397","registry":"ARIN","report_date":"2020-08-20","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv6","resource":"2604:1980::/32","start":"2604:1980::","end":"2604:1980:ffff: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":"2026-10-14T00:07:22+00:00","page":"https://rirtracker.com/ip/2604.1980..-2604.1980.ffff.ffff.ffff.ffff.ffff.ffff/#e-a7033f2efd513397","report_page":"https://rirtracker.com/arin/reports/2020-08-20/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2604.1980..-2604.1980.ffff.ffff.ffff.ffff.ffff.ffff.json","observed":"2604:1980::/32 allocated on 2020-08-20, reserved on 2020-08-21","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_months":6,"estimated_hold_end":"2021-02-20","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it allocated (dated 2012-09-12) on 2020-08-19 and reserved on 2020-08-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv6 space for 6 calendar months before reissuing it, so the estimated hold end is 2021-02-20. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200821.gz","retrieved_at":"2026-10-12T22:29:01+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 2604:1980::/32 allocated on 2020-08-20, reserved on 2020-08-21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200819.gz","retrieved_at":"2026-10-12T22:28:56+00:00","summary":"ARIN delegated statistics 2020-08-19 (produced 2020-08-19T14:00:13+00:00), before the report: allocated (dated 2012-09-12)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200821.gz","retrieved_at":"2026-10-12T22:29:01+00:00","summary":"ARIN delegated statistics 2020-08-21 (produced 2020-08-21T14:00:13+00:00), after the report: reserved"}]},{"event_id":"54afd7fc877042ed","registry":"ARIN","report_date":"2012-09-12","source":"arin_issued","raw_action":"ADD","raw_line":"Add 2604:1980::-2604:1980:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF","resource_type":"ipv6","resource":"2604:1980::/32","start":"2604:1980::","end":"2604:1980:ffff: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 ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:01+00:00","page":"https://rirtracker.com/ip/2604.1980..-2604.1980.ffff.ffff.ffff.ffff.ffff.ffff/#e-54afd7fc877042ed","report_page":"https://rirtracker.com/arin/reports/2012-09-12/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/2604.1980..-2604.1980.ffff.ffff.ffff.ffff.ffff.ffff.json","explanation":"No transfer record matches. ARIN's statistics show it not issued on 2012-09-11 and allocated (dated 2012-09-12) on 2012-09-13. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2012-September/001371.html","retrieved_at":"2026-10-12T18:37:40+00:00","summary":"ARIN-Issued report for 2012-09-12: \"Add 2604:1980::-2604:1980:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2012/delegated-arin-20120911.gz","retrieved_at":"2026-10-12T19:48:22+00:00","summary":"ARIN delegated statistics 2012-09-11, before the report: not issued"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2012/delegated-arin-20120913.gz","retrieved_at":"2026-10-12T19:48:26+00:00","summary":"ARIN delegated statistics 2012-09-13, after the report: allocated (dated 2012-09-12)"}]}],"classification_history":{"a7b99ae34bdb6695":[{"raw_change_id":198410,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:08:58+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2025-12-23 and available on 2025-12-25. ARIN took it out of its reserved (held) records; its statistics now give it the status 'available'. The tracker saw it removed from registration on 2020-08-20, 1952 days earlier. That is ARIN's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":198410,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:11+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2025-12-23 and available on 2025-12-25. ARIN took it out of its reserved (held) records; its statistics now give it the status 'available'. The tracker saw it removed from registration on 2020-08-20, 1952 days earlier. That is ARIN's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":198410,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:51:07+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2025-12-23 and available on 2025-12-25. ARIN took it out of its reserved (held) records; its statistics now give it the status 'available'. The tracker saw it removed from registration on 2020-08-20, 1952 days earlier. That is ARIN's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":198410,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:42+00:00","current":1,"public_explanation":"ARIN's statistics show it reserved on 2025-12-23 and available on 2025-12-25. ARIN took it out of its reserved (held) records; its statistics now give it the status 'available'. The tracker saw it removed from registration on 2020-08-20, 1952 days earlier. That is ARIN's own label: whether and when it is reissued is not confirmed."}],"a7033f2efd513397":[{"raw_change_id":401422,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:40:50+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it allocated (dated 2012-09-12) on 2020-08-19 and reserved on 2020-08-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv6 space for 6 calendar months before reissuing it, so the earliest estimated hold expiration is 2021-02-20. This does not confirm availability."},{"raw_change_id":401422,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:18:58+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it allocated (dated 2012-09-12) on 2020-08-19 and reserved on 2020-08-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv6 space for 6 calendar months before reissuing it, so the earliest estimated hold expiration is 2021-02-20. This does not confirm availability."},{"raw_change_id":401422,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:02:46+00:00","current":0,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it allocated (dated 2012-09-12) on 2020-08-19 and reserved on 2020-08-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv6 space for 6 calendar months before reissuing it, so the earliest estimated hold expiration is 2021-02-20. This does not confirm availability."},{"raw_change_id":401422,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:07:22+00:00","current":1,"public_explanation":"Removed from active registration. ARIN-Issued didn't list this; the tracker found it by comparing ARIN's daily statistics. ARIN's statistics show it allocated (dated 2012-09-12) on 2020-08-19 and reserved on 2020-08-21. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv6 space for 6 calendar months before reissuing it, so the estimated hold end is 2021-02-20. This does not confirm availability."}],"54afd7fc877042ed":[{"raw_change_id":127006,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:18:16+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2012-09-11 and allocated (dated 2012-09-12) on 2012-09-13. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":127006,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:25+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2012-09-11 and allocated (dated 2012-09-12) on 2012-09-13. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":127006,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:00+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2012-09-11 and allocated (dated 2012-09-12) on 2012-09-13. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":127006,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:01+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it not issued on 2012-09-11 and allocated (dated 2012-09-12) on 2012-09-13. (Until 2013-03-05, ARIN's statistics list only what's issued.) It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}]},"arin_statistics_now":{"status":"available"}}