{"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":"AS20129","resource_type":"asn","page":"https://rirtracker.com/asn/20129/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2001-03-28)"},"current_holder":{"rir":"ARIN","org":"Mizuho Americas Services LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":3122,"date":"2022-11-30T16:01:51Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"MIZUHO SECURITIES USA INC","recipient_org":"Mizuho Americas Services LLC","range":"AS20129","log":"ARIN"}],"events":[{"event_id":"dd49551c7864bd27","registry":"ARIN","report_date":"2022-11-30","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS20129","start":20129,"end":20129,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"MIZUHO SECURITIES USA INC","recipient_organization":"Mizuho Americas Services LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:05+00:00","page":"https://rirtracker.com/asn/20129/#e-dd49551c7864bd27","report_page":"https://rirtracker.com/arin/reports/2022-11-30/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/20129.json","observed":"Merger/acquisition: MIZUHO SECURITIES USA INC (ARIN) to Mizuho Americas Services LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from MIZUHO SECURITIES USA INC (ARIN) to Mizuho Americas Services LLC (ARIN) on 2022-11-30 16:01 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 2022-11-30 16:01 UTC, MIZUHO SECURITIES USA INC (ARIN) to Mizuho Americas Services LLC (ARIN); resources moved: AS20129"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20221129.gz","retrieved_at":"2026-10-12T23:11:44+00:00","summary":"ARIN delegated statistics 2022-11-29 (produced 2022-11-29T14:00:10+00:00), before the report: assigned (dated 2001-03-28)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20221201.gz","retrieved_at":"2026-10-12T23:11:49+00:00","summary":"ARIN delegated statistics 2022-12-01 (produced 2022-12-01T14:00:10+00:00), after the report: assigned (dated 2001-03-28)"}]}],"classification_history":{"dd49551c7864bd27":[{"raw_change_id":566765,"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 MIZUHO SECURITIES USA INC (ARIN) to Mizuho Americas Services LLC (ARIN) on 2022-11-30 16:01 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 2001-03-28)"}}