{"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":"AS22190","resource_type":"asn","page":"https://rirtracker.com/asn/22190/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2001-08-17)"},"current_holder":{"rir":"ARIN","org":"Virtu Financial Operating LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":3951,"date":"2024-05-22T21:01:52Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Knight Capital Group, Inc","recipient_org":"Virtu Financial Operating LLC","range":"AS22190","log":"ARIN"}],"events":[{"event_id":"ba0050166a4be40d","registry":"ARIN","report_date":"2024-05-22","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS22190","start":22190,"end":22190,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Knight Capital Group, Inc","recipient_organization":"Virtu Financial Operating LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:15+00:00","page":"https://rirtracker.com/asn/22190/#e-ba0050166a4be40d","report_page":"https://rirtracker.com/arin/reports/2024-05-22/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/22190.json","observed":"Merger/acquisition: Knight Capital Group, Inc (ARIN) to Virtu Financial Operating LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Knight Capital Group, Inc (ARIN) to Virtu Financial Operating LLC (ARIN) on 2024-05-22 21:01 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 2024-05-22 21:01 UTC, Knight Capital Group, Inc (ARIN) to Virtu Financial Operating LLC (ARIN); resources moved: AS22190"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240521.gz","retrieved_at":"2026-10-12T23:40:23+00:00","summary":"ARIN delegated statistics 2024-05-21 (produced 2024-05-21T13:00:47+00:00), before the report: assigned (dated 2001-08-17)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240523.gz","retrieved_at":"2026-10-12T23:40:28+00:00","summary":"ARIN delegated statistics 2024-05-23 (produced 2024-05-23T13:00:47+00:00), after the report: assigned (dated 2001-08-17)"}]}],"classification_history":{"ba0050166a4be40d":[{"raw_change_id":570990,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:15+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Knight Capital Group, Inc (ARIN) to Virtu Financial Operating LLC (ARIN) on 2024-05-22 21:01 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 2001-08-17)"}}