{"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":"AS203939","resource_type":"asn","page":"https://rirtracker.com/asn/203939/","arin_statistics_now":{"file_date":"2026-10-09","status":"assigned (dated 2026-03-05)"},"current_holder":{"rir":"ARIN","org":"Mosaic Data Services, Inc.","how":"ARIN's statistics for 2026-10-09 and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":4960,"date":"2026-03-05T15:07:48Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_org":"Mosaic Data Services, Inc.","recipient_org":"Mosaic Data Services, Inc.","range":"AS203939"}],"events":[{"event_id":"347eaa2ae4291fdc","report_date":"2026-03-05","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS203939","resource_type":"asn","resource":"AS203939","start":203939,"end":203939,"classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"ARIN","source_organization":"Mosaic Data Services, Inc.","recipient_organization":"Mosaic Data Services, Inc.","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:18+00:00","page":"https://rirtracker.com/asn/203939/#e-347eaa2ae4291fdc","evidence_url":"https://rirtracker.com/api/v1/events/347eaa2ae4291fdc.json","explanation":"ARIN's transfer log records a transfer from Mosaic Data Services, Inc. (RIPE NCC) to Mosaic Data Services, Inc. (ARIN) on 2026-03-05 15:07 UTC: it came to ARIN from RIPE NCC. It was already issued by another registry, so this is not a new issuance.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2026-March/006291.html","retrieved_at":"2026-10-09T18:53:56+00:00","summary":"ARIN-Issued report for 2026-03-05: \"Add AS203939\""},{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-09T18:54:15+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2026-03-05 15:07 UTC, Mosaic Data Services, Inc. (RIPE NCC) to Mosaic Data Services, Inc. (ARIN); resources moved: AS203939"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260304","retrieved_at":"2026-10-09T18:57:36+00:00","summary":"ARIN delegated statistics 2026-03-04 (produced 2026-03-04T14:00:50+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260306","retrieved_at":"2026-10-09T18:57:42+00:00","summary":"ARIN delegated statistics 2026-03-06 (produced 2026-03-06T14:00:52+00:00), after the report: assigned (dated 2026-03-05)"}]}],"classification_history":{"347eaa2ae4291fdc":[{"raw_change_id":1015,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:18+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Mosaic Data Services, Inc. (RIPE NCC) to Mosaic Data Services, Inc. (ARIN) on 2026-03-05 15:07 UTC: it came to ARIN from RIPE NCC. It was already issued by another registry, so this is not a new issuance."}]}}