{"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":"AS19911","resource_type":"asn","page":"https://rirtracker.com/asn/19911/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2007-08-24)"},"current_holder":{"rir":"ARIN","org":"Arbor Cloud","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":5168,"date":"2026-07-20T14:11:48Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Vercara, LLC","recipient_org":"Arbor Cloud","range":"AS19911","log":"ARIN"},{"id":3130,"date":"2022-12-13T15:59:42Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"NeuStar, Inc.","recipient_org":"Neustar Security Services","range":"AS19911","log":"ARIN"}],"events":[{"event_id":"2b3fe59244d3ba3f","registry":"ARIN","report_date":"2026-07-20","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS19911","start":19911,"end":19911,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Vercara, LLC","recipient_organization":"Arbor Cloud","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:29+00:00","page":"https://rirtracker.com/asn/19911/#e-2b3fe59244d3ba3f","report_page":"https://rirtracker.com/arin/reports/2026-07-20/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/19911.json","observed":"Merger/acquisition: Vercara, LLC (ARIN) to Arbor Cloud (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Vercara, LLC (ARIN) to Arbor Cloud (ARIN) on 2026-07-20 14:11 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 2026-07-20 14:11 UTC, Vercara, LLC (ARIN) to Arbor Cloud (ARIN); resources moved: AS19911"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260719","retrieved_at":"2026-10-09T19:04:44+00:00","summary":"ARIN delegated statistics 2026-07-19 (produced 2026-07-19T09:00:20+00:00), before the report: assigned (dated 2007-08-24)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260721","retrieved_at":"2026-10-09T19:04:51+00:00","summary":"ARIN delegated statistics 2026-07-21 (produced 2026-07-21T09:00:20+00:00), after the report: assigned (dated 2007-08-24)"}]},{"event_id":"c890687a3d6d40cb","registry":"ARIN","report_date":"2022-12-13","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS19911","start":19911,"end":19911,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"NeuStar, Inc.","recipient_organization":"Neustar Security Services","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:05+00:00","page":"https://rirtracker.com/asn/19911/#e-c890687a3d6d40cb","report_page":"https://rirtracker.com/arin/reports/2022-12-13/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/19911.json","observed":"Merger/acquisition: NeuStar, Inc. (ARIN) to Neustar Security Services (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from NeuStar, Inc. (ARIN) to Neustar Security Services (ARIN) on 2022-12-13 15:59 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 2022-12-13 15:59 UTC, NeuStar, Inc. (ARIN) to Neustar Security Services (ARIN); resources moved: AS19911"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20221212.gz","retrieved_at":"2026-10-12T23:12:26+00:00","summary":"ARIN delegated statistics 2022-12-12 (produced 2022-12-12T14:00:11+00:00), before the report: assigned (dated 2007-08-24)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20221214.gz","retrieved_at":"2026-10-12T23:12:31+00:00","summary":"ARIN delegated statistics 2022-12-14 (produced 2022-12-14T14:00:10+00:00), after the report: assigned (dated 2007-08-24)"}]}],"classification_history":{"2b3fe59244d3ba3f":[{"raw_change_id":576653,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:29+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Vercara, LLC (ARIN) to Arbor Cloud (ARIN) on 2026-07-20 14:11 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."}],"c890687a3d6d40cb":[{"raw_change_id":566795,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:05+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from NeuStar, Inc. (ARIN) to Neustar Security Services (ARIN) on 2022-12-13 15:59 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 2007-08-24)"}}