{"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":"AS19483-AS19498","resource_type":"asn","page":"https://rirtracker.com/asn/19483-19498/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2001-01-11)"},"current_holder":{"rir":"ARIN","org":"Wireless Maritime Services, LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":3318,"date":"2023-03-24T16:02:54Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"AT&T Corp.","recipient_org":"Wireless Maritime Services, LLC","range":"AS19483-AS19498","log":"ARIN"},{"id":1117,"date":"2018-07-18T21:00:44Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"AT&T Internet Services","recipient_org":"AT&T Corp.","range":"AS19483-AS19498","log":"ARIN"}],"events":[{"event_id":"8bc6aa7291a573be","registry":"ARIN","report_date":"2023-03-24","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS19483-AS19498","start":19483,"end":19498,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"AT&T Corp.","recipient_organization":"Wireless Maritime Services, LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:07+00:00","page":"https://rirtracker.com/asn/19483-19498/#e-8bc6aa7291a573be","report_page":"https://rirtracker.com/arin/reports/2023-03-24/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/19483-19498.json","observed":"Merger/acquisition: AT&T Corp. (ARIN) to Wireless Maritime Services, LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from AT&T Corp. (ARIN) to Wireless Maritime Services, LLC (ARIN) on 2023-03-24 16:02 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: MERGER_ACQUISITION on 2023-03-24 16:02 UTC, AT&T Corp. (ARIN) to Wireless Maritime Services, LLC (ARIN); resources moved: AS19483-AS19498"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230323.gz","retrieved_at":"2026-10-12T23:17:45+00:00","summary":"ARIN delegated statistics 2023-03-23 (produced 2023-03-23T13:00:11+00:00), before the report: assigned (dated 2001-01-11)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230325.gz","retrieved_at":"2026-10-12T23:18:00+00:00","summary":"ARIN delegated statistics 2023-03-25 (produced 2023-03-25T13:00:10+00:00), after the report: assigned (dated 2001-01-11)"}]},{"event_id":"761f7b0125eeb35c","registry":"ARIN","report_date":"2018-07-18","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS19483-AS19498","start":19483,"end":19498,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"AT&T Internet Services","recipient_organization":"AT&T Corp.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:36+00:00","page":"https://rirtracker.com/asn/19483-19498/#e-761f7b0125eeb35c","report_page":"https://rirtracker.com/arin/reports/2018-07-18/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/19483-19498.json","observed":"Merger/acquisition: AT&T Internet Services (ARIN) to AT&T Corp. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from AT&T Internet Services (ARIN) to AT&T Corp. (ARIN) on 2018-07-18 21:00 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 2018-07-18 21:00 UTC, AT&T Internet Services (ARIN) to AT&T Corp. (ARIN); resources moved: AS19483-AS19498"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180717.gz","retrieved_at":"2026-10-12T21:49:23+00:00","summary":"ARIN delegated statistics 2018-07-17 (produced 2018-07-17T05:00:25+00:00), before the report: assigned (dated 2001-01-11)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180719.gz","retrieved_at":"2026-10-12T21:49:28+00:00","summary":"ARIN delegated statistics 2018-07-19 (produced 2018-07-19T05:00:21+00:00), after the report: assigned (dated 2001-01-11)"}]}],"classification_history":{"8bc6aa7291a573be":[{"raw_change_id":567869,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:07+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from AT&T Corp. (ARIN) to Wireless Maritime Services, LLC (ARIN) on 2023-03-24 16:02 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."}],"761f7b0125eeb35c":[{"raw_change_id":555001,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:36+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from AT&T Internet Services (ARIN) to AT&T Corp. (ARIN) on 2018-07-18 21:00 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":"assigned (dated 2001-01-11)"}}