{"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":"130.51.64.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/130.51.64.0-130.51.79.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2024-04-04), allocated (dated 2024-04-09)"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"6ebc59f7dab247d4","registry":"ARIN","report_date":"2024-04-04","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 130.51.64.0-130.51.79.255","resource_type":"ipv4","resource":"130.51.64.0/20","start":"130.51.64.0","end":"130.51.79.255","classification":"POOL_RECORD_CHANGE","classification_label":"Change to ARIN's own pool record","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Part of the issuance reported the same day","inventory_effect_code":"PAIRED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:02+00:00","page":"https://rirtracker.com/ip/130.51.64.0-130.51.79.255/#e-6ebc59f7dab247d4","report_page":"https://rirtracker.com/arin/reports/2024-04-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/130.51.64.0-130.51.79.255.json","explanation":"ARIN's statistics show it reserved on 2024-04-03 and allocated (dated 2024-04-04), reserved on 2024-04-05. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.64.0-130.51.67.255, 130.51.68.0-130.51.71.255, 130.51.72.0-130.51.75.255, 130.51.76.0-130.51.76.255 and 2 more. The issuance is explained on those lines.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2024-April/005592.html","retrieved_at":"2026-10-12T18:42:33+00:00","summary":"ARIN-Issued report for 2024-04-04: \"Remove 130.51.64.0-130.51.79.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240403.gz","retrieved_at":"2026-10-12T23:37:46+00:00","summary":"ARIN delegated statistics 2024-04-03 (produced 2024-04-03T13:00:50+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240405.gz","retrieved_at":"2026-10-12T23:38:02+00:00","summary":"ARIN delegated statistics 2024-04-05 (produced 2024-04-05T13:00:46+00:00), after the report: allocated (dated 2024-04-04), reserved"}]}],"classification_history":{"6ebc59f7dab247d4":[{"raw_change_id":186609,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:01:50+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2024-04-03 and allocated (dated 2024-04-04), reserved on 2024-04-05. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.64.0-130.51.67.255, 130.51.68.0-130.51.71.255, 130.51.72.0-130.51.75.255, 130.51.76.0-130.51.76.255 and 2 more. The issuance is explained on those lines."},{"raw_change_id":186609,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:41+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2024-04-03 and allocated (dated 2024-04-04), reserved on 2024-04-05. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.64.0-130.51.67.255, 130.51.68.0-130.51.71.255, 130.51.72.0-130.51.75.255, 130.51.76.0-130.51.76.255 and 2 more. The issuance is explained on those lines."},{"raw_change_id":186609,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:33+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2024-04-03 and allocated (dated 2024-04-04), reserved on 2024-04-05. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.64.0-130.51.67.255, 130.51.68.0-130.51.71.255, 130.51.72.0-130.51.75.255, 130.51.76.0-130.51.76.255 and 2 more. The issuance is explained on those lines."},{"raw_change_id":186609,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:02+00:00","current":1,"public_explanation":"ARIN's statistics show it reserved on 2024-04-03 and allocated (dated 2024-04-04), reserved on 2024-04-05. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.64.0-130.51.67.255, 130.51.68.0-130.51.71.255, 130.51.72.0-130.51.75.255, 130.51.76.0-130.51.76.255 and 2 more. The issuance is explained on those lines."}]},"arin_statistics_now":{"status":"allocated (dated 2024-04-04), allocated (dated 2024-04-09)"}}