{"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":"AS22502","resource_type":"asn","page":"https://rirtracker.com/asn/22502/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2001-10-08)"},"current_holder":{"rir":"ARIN","org":"Laboratory Corporation of America","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":4685,"date":"2025-09-12T11:40:54Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Covance Central Laboratory Services Inc.","recipient_org":"Laboratory Corporation of America","range":"AS22502","log":"ARIN"}],"events":[{"event_id":"4ad0d4211ddbacf4","registry":"ARIN","report_date":"2025-09-12","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS22502","start":22502,"end":22502,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Covance Central Laboratory Services Inc.","recipient_organization":"Laboratory Corporation of America","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:23+00:00","page":"https://rirtracker.com/asn/22502/#e-4ad0d4211ddbacf4","report_page":"https://rirtracker.com/arin/reports/2025-09-12/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/22502.json","observed":"Merger/acquisition: Covance Central Laboratory Services Inc. (ARIN) to Laboratory Corporation of America (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Covance Central Laboratory Services Inc. (ARIN) to Laboratory Corporation of America (ARIN) on 2025-09-12 11:40 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 2025-09-12 11:40 UTC, Covance Central Laboratory Services Inc. (ARIN) to Laboratory Corporation of America (ARIN); resources moved: AS22502"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250911.gz","retrieved_at":"2026-10-13T00:06:36+00:00","summary":"ARIN delegated statistics 2025-09-11 (produced 2025-09-11T13:00:50+00:00), before the report: assigned (dated 2001-10-08)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250913.gz","retrieved_at":"2026-10-13T00:06:41+00:00","summary":"ARIN delegated statistics 2025-09-13 (produced 2025-09-13T13:00:50+00:00), after the report: assigned (dated 2001-10-08)"}]}],"classification_history":{"4ad0d4211ddbacf4":[{"raw_change_id":574274,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:23+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Covance Central Laboratory Services Inc. (ARIN) to Laboratory Corporation of America (ARIN) on 2025-09-12 11:40 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":"assigned (dated 2001-10-08)"}}