{"classifier_version":"1.0.0","generated":"2026-10-09T21:19:22+00:00","documentation":"https://rirtracker.com/api/","disclaimer":"This site independently analyzes publicly available Internet number-resource records. It is not affiliated with or endorsed by the American Registry for Internet Numbers (ARIN), the Number Resource Organization (NRO), or any 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":"AS402121","resource_type":"asn","page":"https://rirtracker.com/asn/402121/","arin_statistics_now":{"file_date":"2026-10-09","status":"assigned (dated 2026-01-15)"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's statistics for 2026-10-09"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"f7d818ae703e257e","report_date":"2026-01-15","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS402121","resource_type":"asn","resource":"AS402121","start":402121,"end":402121,"classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:17+00:00","page":"https://rirtracker.com/asn/402121/#e-f7d818ae703e257e","evidence_url":"https://rirtracker.com/api/v1/events/f7d818ae703e257e.json","explanation":"No transfer record matches. ARIN's statistics show it available on 2026-01-14 and assigned (dated 2026-01-15) on 2026-01-16. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2026-January/006242.html","retrieved_at":"2026-10-09T18:53:52+00:00","summary":"ARIN-Issued report for 2026-01-15: \"Add AS402121\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260114","retrieved_at":"2026-10-09T18:54:57+00:00","summary":"ARIN delegated statistics 2026-01-14 (produced 2026-01-14T14:00:47+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260116","retrieved_at":"2026-10-09T18:55:04+00:00","summary":"ARIN delegated statistics 2026-01-16 (produced 2026-01-16T14:00:49+00:00), after the report: assigned (dated 2026-01-15)"}]}],"classification_history":{"f7d818ae703e257e":[{"raw_change_id":354,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:17+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2026-01-14 and assigned (dated 2026-01-15) on 2026-01-16. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}]}}