{"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":"144.195.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/144.195.0.0-144.195.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2020-12-02)"},"current_holder":{"rir":"ARIN","org":"Zoom Video Communications, Inc","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":22186,"date":"2020-12-02T16:32:27Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Wood","recipient_org":"Zoom Video Communications, Inc","range":"144.195.0.0/16","log":"ARIN"},{"id":21695,"date":"2020-10-09T17:25:11Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"AMEC","recipient_org":"Wood","range":"144.195.0.0/16","log":"ARIN"}],"events":[{"event_id":"db1ac7cf17ac3ff7","registry":"ARIN","report_date":"2020-12-02","source":"arin_issued","raw_action":"ADD","raw_line":"Add 144.195.0.0-144.195.255.255","resource_type":"ipv4","resource":"144.195.0.0/16","start":"144.195.0.0","end":"144.195.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Wood","recipient_organization":"Zoom Video Communications, Inc","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:01+00:00","page":"https://rirtracker.com/ip/144.195.0.0-144.195.255.255/#e-db1ac7cf17ac3ff7","report_page":"https://rirtracker.com/arin/reports/2020-12-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/144.195.0.0-144.195.255.255.json","explanation":"ARIN's transfer log records a transfer from Wood (ARIN) to Zoom Video Communications, Inc (ARIN) on 2020-12-02 16:32 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2020-December/004373.html","retrieved_at":"2026-10-12T18:41:09+00:00","summary":"ARIN-Issued report for 2020-12-02: \"Add 144.195.0.0-144.195.255.255\""},{"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 2020-12-02 16:32 UTC, Wood (ARIN) to Zoom Video Communications, Inc (ARIN); resources moved: 144.195.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20201201.gz","retrieved_at":"2026-10-12T22:34:18+00:00","summary":"ARIN delegated statistics 2020-12-01 (produced 2020-12-01T15:00:14+00:00), before the report: assigned (dated 1990-12-20)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20201203.gz","retrieved_at":"2026-10-12T22:34:23+00:00","summary":"ARIN delegated statistics 2020-12-03 (produced 2020-12-03T15:00:13+00:00), after the report: allocated (dated 2020-12-02)"}]},{"event_id":"a90b73477898ac39","registry":"ARIN","report_date":"2020-10-09","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"144.195.0.0/16","start":"144.195.0.0","end":"144.195.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"AMEC","recipient_organization":"Wood","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:51+00:00","page":"https://rirtracker.com/ip/144.195.0.0-144.195.255.255/#e-a90b73477898ac39","report_page":"https://rirtracker.com/arin/reports/2020-10-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/144.195.0.0-144.195.255.255.json","observed":"Merger/acquisition: AMEC (ARIN) to Wood (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from AMEC (ARIN) to Wood (ARIN) on 2020-10-09 17:25 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 2020-10-09 17:25 UTC, AMEC (ARIN) to Wood (ARIN); resources moved: 144.195.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20201008.gz","retrieved_at":"2026-10-12T22:31:26+00:00","summary":"ARIN delegated statistics 2020-10-08 (produced 2020-10-08T14:00:14+00:00), before the report: assigned (dated 1990-12-20)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20201010.gz","retrieved_at":"2026-10-12T22:31:39+00:00","summary":"ARIN delegated statistics 2020-10-10 (produced 2020-10-10T14:00:13+00:00), after the report: assigned (dated 1990-12-20)"}]}],"classification_history":{"db1ac7cf17ac3ff7":[{"raw_change_id":168768,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:50:34+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Wood (ARIN) to Zoom Video Communications, Inc (ARIN) on 2020-12-02 16:32 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":168768,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:56+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Wood (ARIN) to Zoom Video Communications, Inc (ARIN) on 2020-12-02 16:32 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":168768,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:42+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Wood (ARIN) to Zoom Video Communications, Inc (ARIN) on 2020-12-02 16:32 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":168768,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:01+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Wood (ARIN) to Zoom Video Communications, Inc (ARIN) on 2020-12-02 16:32 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"a90b73477898ac39":[{"raw_change_id":561113,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:51+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from AMEC (ARIN) to Wood (ARIN) on 2020-10-09 17:25 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 2020-12-02)"}}