{"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":"143.98.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/143.98.0.0-143.98.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1990-09-07)"},"current_holder":{"rir":"ARIN","org":"Cardinal Health, Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":28127,"date":"2022-05-17T22:17:03Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"MWC Inc.","recipient_org":"Cardinal Health, Inc.","range":"143.98.0.0/16","log":"ARIN"}],"events":[{"event_id":"74a9fcda7311d6dd","registry":"ARIN","report_date":"2022-05-17","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"143.98.0.0/16","start":"143.98.0.0","end":"143.98.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"MWC Inc.","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":"2026-10-14T00:19:02+00:00","page":"https://rirtracker.com/ip/143.98.0.0-143.98.255.255/#e-74a9fcda7311d6dd","report_page":"https://rirtracker.com/arin/reports/2022-05-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/143.98.0.0-143.98.255.255.json","observed":"Merger/acquisition: MWC Inc. (ARIN) to Cardinal Health, Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from MWC Inc. (ARIN) to Cardinal Health, Inc. (ARIN) on 2022-05-17 22:17 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 2022-05-17 22:17 UTC, MWC Inc. (ARIN) to Cardinal Health, Inc. (ARIN); resources moved: 143.98.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220516.gz","retrieved_at":"2026-10-12T23:01:27+00:00","summary":"ARIN delegated statistics 2022-05-16 (produced 2022-05-16T13:00:11+00:00), before the report: allocated (dated 1990-09-07)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220518.gz","retrieved_at":"2026-10-12T23:01:31+00:00","summary":"ARIN delegated statistics 2022-05-18 (produced 2022-05-18T13:00:10+00:00), after the report: allocated (dated 1990-09-07)"}]}],"classification_history":{"74a9fcda7311d6dd":[{"raw_change_id":565728,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:02+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from MWC Inc. (ARIN) to Cardinal Health, Inc. (ARIN) on 2022-05-17 22:17 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 1990-09-07)"}}