{"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":"AS1820","resource_type":"asn","page":"https://rirtracker.com/asn/1820/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2019-03-21)"},"current_holder":{"rir":"ARIN","org":"WNET TELECOM USA Corp.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":1540,"date":"2019-03-21T15:40:34Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Study Group","recipient_org":"WNET TELECOM USA Corp.","range":"AS1820","log":"ARIN"}],"events":[{"event_id":"78fc2e1f22106d8e","registry":"ARIN","report_date":"2019-03-21","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS1820","resource_type":"asn","resource":"AS1820","start":1820,"end":1820,"classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Study Group","recipient_organization":"WNET TELECOM USA Corp.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:27+00:00","page":"https://rirtracker.com/asn/1820/#e-78fc2e1f22106d8e","report_page":"https://rirtracker.com/arin/reports/2019-03-21/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/1820.json","explanation":"ARIN's transfer log records a transfer from Study Group (ARIN) to WNET TELECOM USA Corp. (ARIN) on 2019-03-21 15:40 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2019-March/003753.html","retrieved_at":"2026-10-12T18:40:24+00:00","summary":"ARIN-Issued report for 2019-03-21: \"Add AS1820\""},{"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: RESOURCE_TRANSFER on 2019-03-21 15:40 UTC, Study Group (ARIN) to WNET TELECOM USA Corp. (ARIN); resources moved: AS1820"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190320.gz","retrieved_at":"2026-10-12T22:02:09+00:00","summary":"ARIN delegated statistics 2019-03-20 (produced 2019-03-20T05:00:16+00:00), before the report: assigned (dated 2009-08-25)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190322.gz","retrieved_at":"2026-10-12T22:02:14+00:00","summary":"ARIN delegated statistics 2019-03-22 (produced 2019-03-22T05:00:18+00:00), after the report: assigned (dated 2019-03-21)"}]}],"classification_history":{"78fc2e1f22106d8e":[{"raw_change_id":159097,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:43:55+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Study Group (ARIN) to WNET TELECOM USA Corp. (ARIN) on 2019-03-21 15:40 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":159097,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:31+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Study Group (ARIN) to WNET TELECOM USA Corp. (ARIN) on 2019-03-21 15:40 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":159097,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:14+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Study Group (ARIN) to WNET TELECOM USA Corp. (ARIN) on 2019-03-21 15:40 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":159097,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:27+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Study Group (ARIN) to WNET TELECOM USA Corp. (ARIN) on 2019-03-21 15:40 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"assigned (dated 2019-03-21)"}}