{"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":"142.90.192.0/18","resource_type":"ipv4","page":"https://rirtracker.com/ip/142.90.192.0-142.90.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2020-01-28)"},"current_holder":{"rir":"ARIN","org":"Altima Telecom","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":33418,"date":"2023-10-20T15:10:16Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Start Communications","recipient_org":"Altima Telecom","range":"142.90.192.0/18","log":"ARIN"},{"id":19901,"date":"2020-01-28T17:20:38Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"TRIUMF (Tri-University Meson Facility)","recipient_org":"Start Communications","range":"142.90.192.0/18","log":"ARIN"}],"events":[{"event_id":"f30325174f0f8d64","registry":"ARIN","report_date":"2023-10-20","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"142.90.192.0/18","start":"142.90.192.0","end":"142.90.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Start Communications","recipient_organization":"Altima Telecom","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:11+00:00","page":"https://rirtracker.com/ip/142.90.192.0-142.90.255.255/#e-f30325174f0f8d64","report_page":"https://rirtracker.com/arin/reports/2023-10-20/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/142.90.192.0-142.90.255.255.json","observed":"Merger/acquisition: Start Communications (ARIN) to Altima Telecom (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Start Communications (ARIN) to Altima Telecom (ARIN) on 2023-10-20 15:10 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 2023-10-20 15:10 UTC, Start Communications (ARIN) to Altima Telecom (ARIN); resources moved: 142.90.192.0/18"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20231019.gz","retrieved_at":"2026-10-12T23:28:51+00:00","summary":"ARIN delegated statistics 2023-10-19 (produced 2023-10-19T13:00:32+00:00), before the report: allocated (dated 2020-01-28)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20231021.gz","retrieved_at":"2026-10-12T23:29:04+00:00","summary":"ARIN delegated statistics 2023-10-21 (produced 2023-10-21T13:00:33+00:00), after the report: allocated (dated 2020-01-28)"}]},{"event_id":"24524b763be9ea59","registry":"ARIN","report_date":"2020-01-28","source":"arin_issued","raw_action":"ADD","raw_line":"Add 142.90.192.0-142.90.255.255","resource_type":"ipv4","resource":"142.90.192.0/18","start":"142.90.192.0","end":"142.90.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"TRIUMF (Tri-University Meson Facility)","recipient_organization":"Start Communications","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:43+00:00","page":"https://rirtracker.com/ip/142.90.192.0-142.90.255.255/#e-24524b763be9ea59","report_page":"https://rirtracker.com/arin/reports/2020-01-28/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/142.90.192.0-142.90.255.255.json","piece_of":{"resource":"142.90.0.0/16","page":"https://rirtracker.com/ip/142.90.0.0-142.90.255.255/"},"explanation":"ARIN's transfer log records a transfer from TRIUMF (Tri-University Meson Facility) (ARIN) to Start Communications (ARIN) on 2020-01-28 17:20 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-January/004064.html","retrieved_at":"2026-10-12T18:40:45+00:00","summary":"ARIN-Issued report for 2020-01-28: \"Add 142.90.192.0-142.90.255.255\""},{"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 2020-01-28 17:20 UTC, TRIUMF (Tri-University Meson Facility) (ARIN) to Start Communications (ARIN); resources moved: 142.90.192.0/18"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200127.gz","retrieved_at":"2026-10-12T22:18:14+00:00","summary":"ARIN delegated statistics 2020-01-27 (produced 2020-01-27T15:00:13+00:00), before the report: assigned (dated 1993-02-23)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200129.gz","retrieved_at":"2026-10-12T22:18:20+00:00","summary":"ARIN delegated statistics 2020-01-29 (produced 2020-01-29T15:00:13+00:00), after the report: allocated (dated 2020-01-28)"}]}],"classification_history":{"f30325174f0f8d64":[{"raw_change_id":569420,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:11+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Start Communications (ARIN) to Altima Telecom (ARIN) on 2023-10-20 15:10 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."}],"24524b763be9ea59":[{"raw_change_id":163686,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:47:07+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from TRIUMF (Tri-University Meson Facility) (ARIN) to Start Communications (ARIN) on 2020-01-28 17:20 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":163686,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:43+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from TRIUMF (Tri-University Meson Facility) (ARIN) to Start Communications (ARIN) on 2020-01-28 17:20 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":163686,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:27+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from TRIUMF (Tri-University Meson Facility) (ARIN) to Start Communications (ARIN) on 2020-01-28 17:20 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":163686,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:43+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from TRIUMF (Tri-University Meson Facility) (ARIN) to Start Communications (ARIN) on 2020-01-28 17:20 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2020-01-28)"}}