{"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":"130.51.248.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/130.51.248.0-130.51.249.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2020-01-27)"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[{"id":37005,"date":"2024-10-23T20:41:33Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Element Wireless","recipient_org":"Wisper ISP, LLC","range":"130.51.248.0/22","log":"ARIN"}],"events":[{"event_id":"25545067035635fa","registry":"ARIN","report_date":"2020-01-27","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 130.51.248.0-130.51.249.255","resource_type":"ipv4","resource":"130.51.248.0/23","start":"130.51.248.0","end":"130.51.249.255","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":"2026-10-13T23:52:43+00:00","page":"https://rirtracker.com/ip/130.51.248.0-130.51.249.255/#e-25545067035635fa","report_page":"https://rirtracker.com/arin/reports/2020-01-27/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/130.51.248.0-130.51.249.255.json","explanation":"ARIN's statistics show it reserved on 2020-01-26 and allocated (dated 2020-01-27) on 2020-01-28. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.248.0-130.51.251.255. The issuance is explained on that line.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2020-January/004063.html","retrieved_at":"2026-10-12T18:40:45+00:00","summary":"ARIN-Issued report for 2020-01-27: \"Remove 130.51.248.0-130.51.249.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200126.gz","retrieved_at":"2026-10-12T22:18:12+00:00","summary":"ARIN delegated statistics 2020-01-26 (produced 2020-01-26T15:00:12+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200128.gz","retrieved_at":"2026-10-12T22:18:17+00:00","summary":"ARIN delegated statistics 2020-01-28 (produced 2020-01-28T15:00:13+00:00), after the report: allocated (dated 2020-01-27)"}]}],"classification_history":{"25545067035635fa":[{"raw_change_id":163644,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:47:06+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2020-01-26 and allocated (dated 2020-01-27) on 2020-01-28. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.248.0-130.51.251.255. The issuance is explained on that line."},{"raw_change_id":163644,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:43+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2020-01-26 and allocated (dated 2020-01-27) on 2020-01-28. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.248.0-130.51.251.255. The issuance is explained on that line."},{"raw_change_id":163644,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:27+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2020-01-26 and allocated (dated 2020-01-27) on 2020-01-28. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.248.0-130.51.251.255. The issuance is explained on that line."},{"raw_change_id":163644,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:43+00:00","current":1,"public_explanation":"ARIN's statistics show it reserved on 2020-01-26 and allocated (dated 2020-01-27) on 2020-01-28. ARIN removed its own pool record for this range as part of issuing it: the same report adds 130.51.248.0-130.51.251.255. The issuance is explained on that line."}]},"arin_statistics_now":{"status":"allocated (dated 2020-01-27)"}}