{"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":"130.51.32.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/130.51.32.0-130.51.35.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2021-03-15), allocated (dated 2025-10-06)"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"fdc63bd8ae573c15","registry":"ARIN","report_date":"2021-03-15","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 130.51.32.0-130.51.35.255","resource_type":"ipv4","resource":"130.51.32.0/22","start":"130.51.32.0","end":"130.51.35.255","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":"2026-10-13T23:53:06+00:00","page":"https://rirtracker.com/ip/130.51.32.0-130.51.35.255/#e-fdc63bd8ae573c15","report_page":"https://rirtracker.com/arin/reports/2021-03-15/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/130.51.32.0-130.51.35.255.json","explanation":"ARIN's statistics show it available on 2021-03-14 and allocated (dated 2021-03-15), reserved on 2021-03-16. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.32.0-130.51.33.255. The issuance is explained on that line.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2021-March/004476.html","retrieved_at":"2026-10-12T18:41:15+00:00","summary":"ARIN-Issued report for 2021-03-15: \"Remove 130.51.32.0-130.51.35.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210314.gz","retrieved_at":"2026-10-12T22:39:42+00:00","summary":"ARIN delegated statistics 2021-03-14 (produced 2021-03-14T14:00:13+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210316.gz","retrieved_at":"2026-10-12T22:39:47+00:00","summary":"ARIN delegated statistics 2021-03-16 (produced 2021-03-16T14:00:12+00:00), after the report: allocated (dated 2021-03-15), reserved"}]}],"classification_history":{"fdc63bd8ae573c15":[{"raw_change_id":170240,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:51:36+00:00","current":0,"public_explanation":"ARIN's statistics show it available on 2021-03-14 and allocated (dated 2021-03-15), reserved on 2021-03-16. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.32.0-130.51.33.255. The issuance is explained on that line."},{"raw_change_id":170240,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:59+00:00","current":0,"public_explanation":"ARIN's statistics show it available on 2021-03-14 and allocated (dated 2021-03-15), reserved on 2021-03-16. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.32.0-130.51.33.255. The issuance is explained on that line."},{"raw_change_id":170240,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:46+00:00","current":0,"public_explanation":"ARIN's statistics show it available on 2021-03-14 and allocated (dated 2021-03-15), reserved on 2021-03-16. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.32.0-130.51.33.255. The issuance is explained on that line."},{"raw_change_id":170240,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:06+00:00","current":1,"public_explanation":"ARIN's statistics show it available on 2021-03-14 and allocated (dated 2021-03-15), reserved on 2021-03-16. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.32.0-130.51.33.255. The issuance is explained on that line."}]},"arin_statistics_now":{"status":"allocated (dated 2021-03-15), allocated (dated 2025-10-06)"}}