{"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":"143.246.32.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/143.246.32.0-143.246.35.255/","arin_statistics_now":{"file_date":"2026-10-09","status":"not listed"},"current_holder":{"rir":"APNIC","org":"UNITED INFORMATION HIGHWAY CO., LTD","how":"the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":45147,"date":"2026-08-18T13:44:21Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"Muskingum University","recipient_org":"UNITED INFORMATION HIGHWAY CO., LTD","range":"143.246.32.0/22"}],"events":[{"event_id":"ba0d6260664ab35e","report_date":"2026-08-18","source":"statistics","raw_action":"NOT_IN_ARIN_ISSUED","raw_line":null,"resource_type":"ipv4","resource":"143.246.32.0/22","start":"143.246.32.0","end":"143.246.35.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"APNIC","source_organization":"Muskingum University","recipient_organization":"UNITED INFORMATION HIGHWAY CO., LTD","inventory_effect":"Transferred out of ARIN administration; not offered to ARIN applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:31+00:00","page":"https://rirtracker.com/ip/143.246.32.0-143.246.35.255/#e-ba0d6260664ab35e","evidence_url":"https://rirtracker.com/api/v1/events/ba0d6260664ab35e.json","piece_of":{"resource":"143.246.0.0/17","page":"https://rirtracker.com/ip/143.246.0.0-143.246.127.255/"},"explanation":"ARIN's transfer log records a transfer from Muskingum University (ARIN) to UNITED INFORMATION HIGHWAY CO., LTD (APNIC) on 2026-08-18 13:44 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants.","evidence":[{"type":"statistics_diff","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260819","retrieved_at":"2026-10-09T19:06:20+00:00","summary":"Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 143.246.32.0/22 allocated on 2026-08-18, not listed on 2026-08-19"},{"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 2026-08-18 13:44 UTC, Muskingum University (ARIN) to UNITED INFORMATION HIGHWAY CO., LTD (APNIC); resources moved: 143.246.32.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260817","retrieved_at":"2026-10-09T19:06:14+00:00","summary":"ARIN delegated statistics 2026-08-17 (produced 2026-08-17T13:00:21+00:00), before the report: allocated (dated 1990-10-26)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260819","retrieved_at":"2026-10-09T19:06:20+00:00","summary":"ARIN delegated statistics 2026-08-19 (produced 2026-08-19T13:00:20+00:00), after the report: not listed"}]}],"classification_history":{"ba0d6260664ab35e":[{"raw_change_id":7359,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:31+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Muskingum University (ARIN) to UNITED INFORMATION HIGHWAY CO., LTD (APNIC) on 2026-08-18 13:44 UTC: it left ARIN for APNIC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants."}]}}