{"classifier_version":"1.0.0","generated":"2026-10-09T21:19:22+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 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":"64.16.124.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/64.16.124.0-64.16.127.255/","arin_statistics_now":{"file_date":"2026-10-09","status":"reserved"},"current_holder":{"rir":null,"org":null,"how":null},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"5bd3455aa8651d9b","report_date":"2026-09-07","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"64.16.124.0/22","start":"64.16.124.0","end":"64.16.127.255","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":"1.0.0","classified_at":"2026-10-09T19:28:31+00:00","page":"https://rirtracker.com/ip/64.16.124.0-64.16.127.255/#e-5bd3455aa8651d9b","evidence_url":"https://rirtracker.com/api/v1/events/5bd3455aa8651d9b.json","hold":{"hold_rule_source_url":"https://www.arin.net/resources/guide/request/#reissuing-returned-revoked-and-reclaimed-resources","hold_rule_days":60,"estimated_hold_end":"2026-11-06","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 2026-04-02) on 2026-09-06 and reserved on 2026-09-08. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 for 60 days before reissuing them, so the earliest estimated hold expiration is 2026-11-06. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260908","retrieved_at":"2026-10-09T19:07:19+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 64.16.124.0/22 allocated on 2026-09-07, reserved on 2026-09-08"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260906","retrieved_at":"2026-10-09T19:24:24+00:00","summary":"ARIN delegated statistics 2026-09-06 (produced 2026-09-06T13:00:20+00:00), before the report: allocated (dated 2026-04-02)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260908","retrieved_at":"2026-10-09T19:07:19+00:00","summary":"ARIN delegated statistics 2026-09-08 (produced 2026-09-08T13:00:21+00:00), after the report: reserved"}]},{"event_id":"6c14c4f13481b5e5","report_date":"2026-04-02","source":"arin_issued","raw_action":"ADD","raw_line":"Add 64.16.124.0-64.16.127.255","resource_type":"ipv4","resource":"64.16.124.0/22","start":"64.16.124.0","end":"64.16.127.255","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":"1.0.0","classified_at":"2026-10-09T19:28:19+00:00","page":"https://rirtracker.com/ip/64.16.124.0-64.16.127.255/#e-6c14c4f13481b5e5","evidence_url":"https://rirtracker.com/api/v1/events/6c14c4f13481b5e5.json","explanation":"No transfer record matches. ARIN's statistics show it reserved on 2026-04-01 and allocated (dated 2026-04-02) on 2026-04-03. 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/2026-April/006320.html","retrieved_at":"2026-10-09T18:53:59+00:00","summary":"ARIN-Issued report for 2026-04-02: \"Add 64.16.124.0-64.16.127.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260401","retrieved_at":"2026-10-09T18:59:10+00:00","summary":"ARIN delegated statistics 2026-04-01 (produced 2026-04-01T13:00:38+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260403","retrieved_at":"2026-10-09T18:59:17+00:00","summary":"ARIN delegated statistics 2026-04-03 (produced 2026-04-03T13:00:39+00:00), after the report: allocated (dated 2026-04-02)"}]}],"classification_history":{"5bd3455aa8651d9b":[{"raw_change_id":7556,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:31+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 2026-04-02) on 2026-09-06 and reserved on 2026-09-08. Public sources do not distinguish a voluntary return, revocation, or reclamation. ARIN holds returned, revoked and reclaimed IPv4 for 60 days before reissuing them, so the earliest estimated hold expiration is 2026-11-06. This does not confirm availability."}],"6c14c4f13481b5e5":[{"raw_change_id":1487,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:19+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2026-04-01 and allocated (dated 2026-04-02) on 2026-04-03. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}]}}