{"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":"192.251.125.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/192.251.125.0-192.251.125.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1992-11-27)"},"current_holder":{"rir":"ARIN","org":"Hilton Worldwide Holdings Inc","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":15467,"date":"2018-10-09T15:45:51Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Hilton Hospitality, Inc.","recipient_org":"Hilton Worldwide Holdings Inc","range":"192.251.125.0/24","log":"ARIN"}],"events":[{"event_id":"580a7e5e0fe94c16","registry":"ARIN","report_date":"2018-10-09","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"192.251.125.0/24","start":"192.251.125.0","end":"192.251.125.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Hilton Hospitality, Inc.","recipient_organization":"Hilton Worldwide Holdings Inc","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:40+00:00","page":"https://rirtracker.com/ip/192.251.125.0-192.251.125.255/#e-580a7e5e0fe94c16","report_page":"https://rirtracker.com/arin/reports/2018-10-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.251.125.0-192.251.125.255.json","observed":"Merger/acquisition: Hilton Hospitality, Inc. (ARIN) to Hilton Worldwide Holdings Inc (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Hilton Hospitality, Inc. (ARIN) to Hilton Worldwide Holdings Inc (ARIN) on 2018-10-09 15:45 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 2018-10-09 15:45 UTC, Hilton Hospitality, Inc. (ARIN) to Hilton Worldwide Holdings Inc (ARIN); resources moved: 192.251.125.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20181008.gz","retrieved_at":"2026-10-12T21:53:42+00:00","summary":"ARIN delegated statistics 2018-10-08 (produced 2018-10-08T05:00:16+00:00), before the report: assigned (dated 1992-11-27)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20181010.gz","retrieved_at":"2026-10-12T21:53:47+00:00","summary":"ARIN delegated statistics 2018-10-10 (produced 2018-10-10T05:00:17+00:00), after the report: assigned (dated 1992-11-27)"}]}],"classification_history":{"580a7e5e0fe94c16":[{"raw_change_id":556660,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:40+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Hilton Hospitality, Inc. (ARIN) to Hilton Worldwide Holdings Inc (ARIN) on 2018-10-09 15:45 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 1992-11-27)"}}