{"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":"170.139.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/170.139.0.0-170.139.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1994-05-18), allocated (dated 2024-02-06)"},"current_holder":{"rir":"ARIN","org":"FirstHealth of the Carolinas, Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":34339,"date":"2024-02-06T13:05:13Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"FirstHealth of the Carolinas, Inc.","recipient_org":"Salesforce.com, Inc.","range":"170.139.0.0/17","log":"ARIN"},{"id":34336,"date":"2024-02-06T13:05:13Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"FirstHealth of the Carolinas, Inc.","recipient_org":"Salesforce.com, Inc.","range":"170.139.128.0/18","log":"ARIN"},{"id":34338,"date":"2024-02-06T13:05:13Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"FirstHealth of the Carolinas, Inc.","recipient_org":"Salesforce.com, Inc.","range":"170.139.192.0/19","log":"ARIN"},{"id":34337,"date":"2024-02-06T13:05:13Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"FirstHealth of the Carolinas, Inc.","recipient_org":"Salesforce.com, Inc.","range":"170.139.224.0/20","log":"ARIN"},{"id":9400,"date":"2017-04-27T14:13:22Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Moore Regional Hospital","recipient_org":"FirstHealth of the Carolinas, Inc.","range":"170.139.0.0/16","log":"ARIN"}],"events":[{"event_id":"d0fd1cc1090229e6","registry":"ARIN","report_date":"2017-04-27","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"170.139.0.0/16","start":"170.139.0.0","end":"170.139.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Moore Regional Hospital","recipient_organization":"FirstHealth of the Carolinas, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:29+00:00","page":"https://rirtracker.com/ip/170.139.0.0-170.139.255.255/#e-d0fd1cc1090229e6","report_page":"https://rirtracker.com/arin/reports/2017-04-27/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.139.0.0-170.139.255.255.json","observed":"Merger/acquisition: Moore Regional Hospital (ARIN) to FirstHealth of the Carolinas, Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Moore Regional Hospital (ARIN) to FirstHealth of the Carolinas, Inc. (ARIN) on 2017-04-27 14:13 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 2017-04-27 14:13 UTC, Moore Regional Hospital (ARIN) to FirstHealth of the Carolinas, Inc. (ARIN); resources moved: 170.139.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170426.gz","retrieved_at":"2026-10-12T21:27:09+00:00","summary":"ARIN delegated statistics 2017-04-26 (produced 2017-04-26T05:09:55+00:00), before the report: assigned (dated 1994-05-18)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170428.gz","retrieved_at":"2026-10-12T21:27:21+00:00","summary":"ARIN delegated statistics 2017-04-28 (produced 2017-04-28T05:10:20+00:00), after the report: assigned (dated 1994-05-18)"}]}],"classification_history":{"d0fd1cc1090229e6":[{"raw_change_id":551879,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:29+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Moore Regional Hospital (ARIN) to FirstHealth of the Carolinas, Inc. (ARIN) on 2017-04-27 14:13 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 1994-05-18), allocated (dated 2024-02-06)"}}