{"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":"204.63.184.0 - 204.63.189.255","resource_type":"ipv4","page":"https://rirtracker.com/ip/204.63.184.0-204.63.189.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1994-11-21)"},"current_holder":{"rir":"ARIN","org":"Cardinal Health, Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":42549,"date":"2026-01-07T22:42:44Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Owen Healthcare","recipient_org":"Cardinal Health, Inc.","range":"204.63.184.0 - 204.63.189.255","log":"ARIN"}],"events":[{"event_id":"9eabfdecdc4172a1","registry":"ARIN","report_date":"2026-01-07","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"204.63.184.0 - 204.63.189.255","start":"204.63.184.0","end":"204.63.189.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Owen Healthcare","recipient_organization":"Cardinal Health, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:25+00:00","page":"https://rirtracker.com/ip/204.63.184.0-204.63.189.255/#e-9eabfdecdc4172a1","report_page":"https://rirtracker.com/arin/reports/2026-01-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/204.63.184.0-204.63.189.255.json","observed":"Merger/acquisition: Owen Healthcare (ARIN) to Cardinal Health, Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Owen Healthcare (ARIN) to Cardinal Health, Inc. (ARIN) on 2026-01-07 22:42 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.","evidence":[{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: MERGER_ACQUISITION on 2026-01-07 22:42 UTC, Owen Healthcare (ARIN) to Cardinal Health, Inc. (ARIN); resources moved: 204.63.184.0 - 204.63.189.255"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260106","retrieved_at":"2026-10-09T18:54:31+00:00","summary":"ARIN delegated statistics 2026-01-06 (produced 2026-01-06T14:00:48+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260108","retrieved_at":"2026-10-09T18:54:37+00:00","summary":"ARIN delegated statistics 2026-01-08 (produced 2026-01-08T14:00:47+00:00), after the report: allocated (dated 1994-11-21)"}]}],"classification_history":{"9eabfdecdc4172a1":[{"raw_change_id":575251,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:25+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Owen Healthcare (ARIN) to Cardinal Health, Inc. (ARIN) on 2026-01-07 22:42 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it."}]},"arin_statistics_now":{"status":"allocated (dated 1994-11-21)"}}