{"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":"192.149.43.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/192.149.43.0-192.149.43.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2020-02-05)"},"current_holder":{"rir":"ARIN","org":"Vincent Communications & Controls Ltd.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":19964,"date":"2020-02-05T21:58:46Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"AECOM","recipient_org":"Vincent Communications & Controls Ltd.","range":"192.149.43.0/24","log":"ARIN"},{"id":19078,"date":"2019-10-16T20:48:42Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Rust Environment & Infrastructure","recipient_org":"AECOM","range":"192.149.43.0/24","log":"ARIN"}],"events":[{"event_id":"2bbf83b4b4fce993","registry":"ARIN","report_date":"2020-02-05","source":"arin_issued","raw_action":"ADD","raw_line":"Add 192.149.43.0-192.149.43.255","resource_type":"ipv4","resource":"192.149.43.0/24","start":"192.149.43.0","end":"192.149.43.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"AECOM","recipient_organization":"Vincent Communications & Controls Ltd.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:44+00:00","page":"https://rirtracker.com/ip/192.149.43.0-192.149.43.255/#e-2bbf83b4b4fce993","report_page":"https://rirtracker.com/arin/reports/2020-02-05/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.149.43.0-192.149.43.255.json","explanation":"ARIN's transfer log records a transfer from AECOM (ARIN) to Vincent Communications & Controls Ltd. (ARIN) on 2020-02-05 21:58 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-February/004072.html","retrieved_at":"2026-10-12T18:40:48+00:00","summary":"ARIN-Issued report for 2020-02-05: \"Add 192.149.43.0-192.149.43.255\""},{"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 2020-02-05 21:58 UTC, AECOM (ARIN) to Vincent Communications & Controls Ltd. (ARIN); resources moved: 192.149.43.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200204.gz","retrieved_at":"2026-10-12T22:18:39+00:00","summary":"ARIN delegated statistics 2020-02-04 (produced 2020-02-04T15:00:13+00:00), before the report: assigned (dated 1992-02-26)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2020/delegated-arin-extended-20200206.gz","retrieved_at":"2026-10-12T22:18:44+00:00","summary":"ARIN delegated statistics 2020-02-06 (produced 2020-02-06T15:00:13+00:00), after the report: allocated (dated 2020-02-05)"}]},{"event_id":"7c57e7b0d929953b","registry":"ARIN","report_date":"2019-10-16","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"192.149.43.0/24","start":"192.149.43.0","end":"192.149.43.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Rust Environment & Infrastructure","recipient_organization":"AECOM","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:47+00:00","page":"https://rirtracker.com/ip/192.149.43.0-192.149.43.255/#e-7c57e7b0d929953b","report_page":"https://rirtracker.com/arin/reports/2019-10-16/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.149.43.0-192.149.43.255.json","observed":"Merger/acquisition: Rust Environment & Infrastructure (ARIN) to AECOM (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Rust Environment & Infrastructure (ARIN) to AECOM (ARIN) on 2019-10-16 20:48 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 2019-10-16 20:48 UTC, Rust Environment & Infrastructure (ARIN) to AECOM (ARIN); resources moved: 192.149.43.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191015.gz","retrieved_at":"2026-10-12T22:12:48+00:00","summary":"ARIN delegated statistics 2019-10-15 (produced 2019-10-15T14:00:13+00:00), before the report: assigned (dated 1992-02-26)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20191017.gz","retrieved_at":"2026-10-12T22:12:53+00:00","summary":"ARIN delegated statistics 2019-10-17 (produced 2019-10-17T14:00:13+00:00), after the report: assigned (dated 1992-02-26)"}]}],"classification_history":{"2bbf83b4b4fce993":[{"raw_change_id":163867,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:47:13+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from AECOM (ARIN) to Vincent Communications & Controls Ltd. (ARIN) on 2020-02-05 21:58 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":163867,"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 AECOM (ARIN) to Vincent Communications & Controls Ltd. (ARIN) on 2020-02-05 21:58 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":163867,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:28+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from AECOM (ARIN) to Vincent Communications & Controls Ltd. (ARIN) on 2020-02-05 21:58 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":163867,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:44+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from AECOM (ARIN) to Vincent Communications & Controls Ltd. (ARIN) on 2020-02-05 21:58 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"7c57e7b0d929953b":[{"raw_change_id":559441,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:47+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Rust Environment & Infrastructure (ARIN) to AECOM (ARIN) on 2019-10-16 20:48 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 2020-02-05)"}}