{"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":"66.171.36.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/66.171.36.0-66.171.37.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2026-06-17)"},"current_holder":{"rir":"ARIN","org":"Pathfinder Internet","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":44342,"date":"2026-06-18T00:02:31Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"DOJ-USMS","recipient_org":"Pathfinder Internet","range":"66.171.36.0/23","log":"ARIN"},{"id":35442,"date":"2024-05-08T22:10:30Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Micfo, LLC.","recipient_org":"U.S. Marshals Service in accordance with the Final Order of Forfeiture","range":"66.171.32.0/21","log":"ARIN"},{"id":6470,"date":"2016-02-12T16:11:58Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Netstream Communications, LLC","recipient_org":"Micfo, LLC.","range":"66.171.32.0/21","log":"ARIN"}],"events":[{"event_id":"4d89ca2491edf1b4","registry":"ARIN","report_date":"2026-06-17","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"66.171.36.0/23","start":"66.171.36.0","end":"66.171.37.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"DOJ-USMS","recipient_organization":"Pathfinder Internet","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:28+00:00","page":"https://rirtracker.com/ip/66.171.36.0-66.171.37.255/#e-4d89ca2491edf1b4","report_page":"https://rirtracker.com/arin/reports/2026-06-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/66.171.36.0-66.171.37.255.json","observed":"Transfer: DOJ-USMS (ARIN) to Pathfinder Internet (ARIN)","explanation":"ARIN's transfer log records a transfer from DOJ-USMS (ARIN) to Pathfinder Internet (ARIN) on 2026-06-18 00:02 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: RESOURCE_TRANSFER on 2026-06-18 00:02 UTC, DOJ-USMS (ARIN) to Pathfinder Internet (ARIN); resources moved: 66.171.36.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260616","retrieved_at":"2026-10-09T19:02:59+00:00","summary":"ARIN delegated statistics 2026-06-16 (produced 2026-06-16T09:00:20+00:00), before the report: allocated (dated 2016-02-12)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260618","retrieved_at":"2026-10-09T19:03:06+00:00","summary":"ARIN delegated statistics 2026-06-18 (produced 2026-06-18T09:00:20+00:00), after the report: allocated (dated 2026-06-17)"}]}],"classification_history":{"4d89ca2491edf1b4":[{"raw_change_id":576412,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:28+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from DOJ-USMS (ARIN) to Pathfinder Internet (ARIN) on 2026-06-18 00:02 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 2026-06-17)"}}