{"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":"143.246.224.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/143.246.224.0-143.246.239.255/","arin_statistics_now":{"file_date":"2026-10-09","status":"allocated (dated 2026-07-21)"},"current_holder":{"rir":"ARIN","org":"American Heartland Fiber Networks LLC","how":"ARIN's statistics for 2026-10-09 and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":44854,"date":"2026-07-21T18:50:34Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Muskingum University","recipient_org":"American Heartland Fiber Networks LLC","range":"143.246.224.0/20"}],"events":[{"event_id":"92074c81aa62283d","report_date":"2026-07-21","source":"arin_issued","raw_action":"ADD","raw_line":"Add 143.246.224.0-143.246.239.255","resource_type":"ipv4","resource":"143.246.224.0/20","start":"143.246.224.0","end":"143.246.239.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Muskingum University","recipient_organization":"American Heartland Fiber Networks LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:23+00:00","page":"https://rirtracker.com/ip/143.246.224.0-143.246.239.255/#e-92074c81aa62283d","evidence_url":"https://rirtracker.com/api/v1/events/92074c81aa62283d.json","piece_of":{"resource":"143.246.192.0/18","page":"https://rirtracker.com/ip/143.246.192.0-143.246.255.255/"},"explanation":"ARIN's transfer log records a transfer from Muskingum University (ARIN) to American Heartland Fiber Networks LLC (ARIN) on 2026-07-21 18:50 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2026-July/006433.html","retrieved_at":"2026-10-09T18:54:05+00:00","summary":"ARIN-Issued report for 2026-07-21: \"Add 143.246.224.0-143.246.239.255\""},{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-09T18:54:15+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2026-07-21 18:50 UTC, Muskingum University (ARIN) to American Heartland Fiber Networks LLC (ARIN); resources moved: 143.246.224.0/20"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260720","retrieved_at":"2026-10-09T19:04:47+00:00","summary":"ARIN delegated statistics 2026-07-20 (produced 2026-07-20T09:00:20+00:00), before the report: allocated (dated 1990-10-26)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260722","retrieved_at":"2026-10-09T19:04:54+00:00","summary":"ARIN delegated statistics 2026-07-22 (produced 2026-07-22T09:00:20+00:00), after the report: allocated (dated 2026-07-21)"}]}],"classification_history":{"92074c81aa62283d":[{"raw_change_id":3900,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:23+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Muskingum University (ARIN) to American Heartland Fiber Networks LLC (ARIN) on 2026-07-21 18:50 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]}}