{"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":"AS151866-AS153913","resource_type":"asn","page":"https://rirtracker.com/asn/151866-153913/","statistics_now":{"registry":"ARIN","status":"not listed"},"current_holder":{"rir":null,"org":null,"how":null},"rdap_snapshots":[],"transfers":[{"id":134619,"date":"2026-11-05T01:17:27Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"NIXI/INSTANET","recipient_org":"NIXI/INICIN","range":"AS152492","log":"APNIC"},{"id":131877,"date":"2026-10-10T10:15:45Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"United Information Highway Co.,Ltd.","recipient_org":"Department of Lands","range":"AS152461","log":"APNIC"},{"id":131862,"date":"2026-09-28T04:50:28Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Korea Internet & Security Agency (KISA)/KRNIC000805","recipient_org":"Korea Internet & Security Agency (KISA)/KRNIC000811","range":"AS152281","log":"APNIC"},{"id":131815,"date":"2026-08-20T02:17:45Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Taiwan Network Information Center/LEYUN-NET","recipient_org":"Taiwan Network Information Center/BHIS","range":"AS152616","log":"APNIC"},{"id":131778,"date":"2026-07-29T00:55:38Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Korea Internet & Security Agency (KISA)/KRNIC000163","recipient_org":"Korea Internet & Security Agency (KISA)/KRNIC000807","range":"AS152284","log":"APNIC"},{"id":131377,"date":"2025-11-26T02:00:33Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"COL Limited","recipient_org":"HKBN Enterprise Solutions HK Limited","range":"AS153462","log":"APNIC"},{"id":129992,"date":"2025-02-06T07:56:23Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Vietnam Internet Network Information Center (VNNIC)/PHUMINHJSC-VN","recipient_org":"Vietnam Internet Network Information Center (VNNIC)/PITC-VN","range":"AS153540","log":"APNIC"},{"id":129940,"date":"2025-01-21T02:33:37Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Ningbo Dahuamao Information Technology Co Ltd","recipient_org":"GAOFENG NETWORK LIMITED","range":"AS152320","log":"APNIC"},{"id":129915,"date":"2025-01-09T01:01:04Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Vietnam Internet Network Information Center (VNNIC)/VANGIATECH-VN","recipient_org":"Vietnam Internet Network Information Center (VNNIC)/TUYETSAN-VN","range":"AS153498","log":"APNIC"}],"events":[{"event_id":"6055a0382c298210","registry":"ARIN","report_date":"2023-05-15","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS151866-AS153913","resource_type":"asn","resource":"AS151866-AS153913","start":151866,"end":153913,"classification":"NO_MATERIAL_CHANGE","classification_label":"No substantive resource change found","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:42+00:00","page":"https://rirtracker.com/asn/151866-153913/#e-6055a0382c298210","report_page":"https://rirtracker.com/arin/reports/2023-05-15/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/151866-153913.json","explanation":"No transfer record matches, and ARIN's statistics show no active registration before or after (not listed).","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2023-May/005267.html","retrieved_at":"2026-10-12T18:42:10+00:00","summary":"ARIN-Issued report for 2023-05-15: \"Add AS151866-AS153913\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230514.gz","retrieved_at":"2026-10-12T23:20:33+00:00","summary":"ARIN delegated statistics 2023-05-14 (produced 2023-05-14T13:00:14+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230516.gz","retrieved_at":"2026-10-12T23:20:37+00:00","summary":"ARIN delegated statistics 2023-05-16 (produced 2023-05-16T13:00:12+00:00), after the report: not listed"}]}],"classification_history":{"6055a0382c298210":[{"raw_change_id":181672,"classification_code":"NO_MATERIAL_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:59:09+00:00","current":0,"public_explanation":"No transfer record matches, and ARIN's statistics show no active registration before or after (not listed)."},{"raw_change_id":181672,"classification_code":"NO_MATERIAL_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:27+00:00","current":0,"public_explanation":"No transfer record matches, and ARIN's statistics show no active registration before or after (not listed)."},{"raw_change_id":181672,"classification_code":"NO_MATERIAL_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:17+00:00","current":0,"public_explanation":"No transfer record matches, and ARIN's statistics show no active registration before or after (not listed)."},{"raw_change_id":181672,"classification_code":"NO_MATERIAL_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:42+00:00","current":1,"public_explanation":"No transfer record matches, and ARIN's statistics show no active registration before or after (not listed)."}]},"arin_statistics_now":{"status":"not listed"}}