{"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":"AS131273","resource_type":"asn","page":"https://rirtracker.com/asn/131273/","statistics_now":{"registry":"APNIC","status":"allocated (dated 2016-07-05)"},"current_holder":{"rir":"APNIC","org":"CORE WINNER CO.,LIMITED","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":128956,"date":"2023-11-06T02:13:19Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"HiMORE Digital","recipient_org":"CORE WINNER CO.,LIMITED","range":"AS131273","log":"APNIC"}],"events":[{"event_id":"a040cf4ea3c5a7ad","registry":"APNIC","report_date":"2023-11-06","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS131273","start":131273,"end":131273,"classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"HiMORE Digital","recipient_organization":"CORE WINNER CO.,LIMITED","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:49+00:00","page":"https://rirtracker.com/asn/131273/#e-a040cf4ea3c5a7ad","report_page":"https://rirtracker.com/apnic/reports/2023-11-06/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/131273.json","observed":"Transfer: HiMORE Digital (APNIC) to CORE WINNER CO.,LIMITED (APNIC)","explanation":"APNIC's transfer log records a transfer from HiMORE Digital (APNIC) to CORE WINNER CO.,LIMITED (APNIC) on 2023-11-06 02:13 UTC. The registration changed hands; it is not a new allocation from APNIC.","evidence":[{"type":"transfer","url":"https://ftp.apnic.net/stats/apnic/transfers/transfers_latest.json","retrieved_at":"2026-10-13T18:17:16+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2023-11-06 02:13 UTC, HiMORE Digital (APNIC) to CORE WINNER CO.,LIMITED (APNIC); resources moved: AS131273, AS141758, 103.68.138.0/24, 103.117.106.0/24"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2023/delegated-apnic-extended-20231106.gz","retrieved_at":"2026-10-13T00:53:23+00:00","summary":"APNIC delegated statistics 2023-11-06, before the change: allocated (dated 2016-07-05)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2023/delegated-apnic-extended-20231107.gz","retrieved_at":"2026-10-13T00:53:26+00:00","summary":"APNIC delegated statistics 2023-11-07, after the change: allocated (dated 2016-07-05)"}]},{"event_id":"1848407c6675b4b5","registry":"APNIC","report_date":"2016-07-05","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS131273","start":131273,"end":131273,"classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from APNIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:04:05+00:00","page":"https://rirtracker.com/asn/131273/#e-1848407c6675b4b5","report_page":"https://rirtracker.com/apnic/reports/2016-07-05/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/131273.json","observed":"AS131273 available on 2016-07-05, allocated on 2016-07-06","explanation":"No transfer record matches. APNIC's statistics show it available on 2016-07-05 and allocated (dated 2016-07-05) on 2016-07-06. The tracker saw this range removed from registration on 2014-01-30 (AS131273), so it appears to have been issued again from APNIC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160706.gz","retrieved_at":"2026-10-12T21:42:51+00:00","summary":"Found by comparing APNIC's daily statistics: AS131273 available on 2016-07-05, allocated on 2016-07-06"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160705.gz","retrieved_at":"2026-10-12T21:42:48+00:00","summary":"APNIC delegated statistics 2016-07-05, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160706.gz","retrieved_at":"2026-10-12T21:42:51+00:00","summary":"APNIC delegated statistics 2016-07-06, after the change: allocated (dated 2016-07-05)"}]},{"event_id":"fb05b5ca4b569e00","registry":"APNIC","report_date":"2014-01-30","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"asn","resource":"AS131273","start":131273,"end":131273,"classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:35+00:00","page":"https://rirtracker.com/asn/131273/#e-fb05b5ca4b569e00","report_page":"https://rirtracker.com/apnic/reports/2014-01-30/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/131273.json","observed":"AS131273 allocated on 2014-01-30, available on 2014-01-31","explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2009-12-15) on 2014-01-30 and available on 2014-01-31. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no hold period, and its statistics show a steady one (a year) only for removals from 2014-07-01 on; this one came earlier, so the tracker gives no estimate. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140131.gz","retrieved_at":"2026-10-12T20:47:35+00:00","summary":"Found by comparing APNIC's daily statistics: AS131273 allocated on 2014-01-30, available on 2014-01-31"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140130.gz","retrieved_at":"2026-10-12T20:47:31+00:00","summary":"APNIC delegated statistics 2014-01-30, before the change: allocated (dated 2009-12-15)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2014/delegated-apnic-extended-20140131.gz","retrieved_at":"2026-10-12T20:47:35+00:00","summary":"APNIC delegated statistics 2014-01-31, after the change: available"}]},{"event_id":"421ade024b6c062a","registry":"APNIC","report_date":"2009-12-15","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS131273","start":131273,"end":131273,"classification":"UNRESOLVED","classification_label":"Unresolved change","confidence":"OBSERVED_ONLY","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Inventory effect unknown","inventory_effect_code":"UNKNOWN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:01+00:00","page":"https://rirtracker.com/asn/131273/#e-421ade024b6c062a","report_page":"https://rirtracker.com/apnic/reports/2009-12-15/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/131273.json","observed":"AS131273 not listed on 2009-12-15, allocated on 2009-12-16","explanation":"No transfer record matches. APNIC's statistics show it not listed on 2009-12-15 and allocated (dated 2009-12-15) on 2009-12-16. It wasn't in APNIC's statistics before, so it wasn't APNIC's unissued inventory; it may have come from another registry in a transfer not yet in the log.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2009/delegated-apnic-extended-20091216.gz","retrieved_at":"2026-10-12T19:10:52+00:00","summary":"Found by comparing APNIC's daily statistics: AS131273 not listed on 2009-12-15, allocated on 2009-12-16"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2009/delegated-apnic-extended-20091215.gz","retrieved_at":"2026-10-12T19:10:49+00:00","summary":"APNIC delegated statistics 2009-12-15, before the change: not listed"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2009/delegated-apnic-extended-20091216.gz","retrieved_at":"2026-10-12T19:10:52+00:00","summary":"APNIC delegated statistics 2009-12-16, after the change: allocated (dated 2009-12-15)"}]}],"classification_history":{"a040cf4ea3c5a7ad":[{"raw_change_id":40290,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:37:53+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from HiMORE Digital (APNIC) to CORE WINNER CO.,LIMITED (APNIC) on 2023-11-06 02:13 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":40290,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:02+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from HiMORE Digital (APNIC) to CORE WINNER CO.,LIMITED (APNIC) on 2023-11-06 02:13 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":40290,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:13+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from HiMORE Digital (APNIC) to CORE WINNER CO.,LIMITED (APNIC) on 2023-11-06 02:13 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":40290,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:49+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from HiMORE Digital (APNIC) to CORE WINNER CO.,LIMITED (APNIC) on 2023-11-06 02:13 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"1848407c6675b4b5":[{"raw_change_id":350895,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:20:01+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-07-05 and allocated (dated 2016-07-05) on 2016-07-06. The tracker saw this range removed from registration on 2014-01-30 (AS131273), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":350895,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:16:17+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-07-05 and allocated (dated 2016-07-05) on 2016-07-06. The tracker saw this range removed from registration on 2014-01-30 (AS131273), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":350895,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:52+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-07-05 and allocated (dated 2016-07-05) on 2016-07-06. The tracker saw this range removed from registration on 2014-01-30 (AS131273), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":350895,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:04:05+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2016-07-05 and allocated (dated 2016-07-05) on 2016-07-06. The tracker saw this range removed from registration on 2014-01-30 (AS131273), so it appears to have been issued again from APNIC's pool."}],"fb05b5ca4b569e00":[{"raw_change_id":296515,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:54:21+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2009-12-15) on 2014-01-30 and available on 2014-01-31. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned ASNs before reissuing them, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":296515,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:13:18+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2009-12-15) on 2014-01-30 and available on 2014-01-31. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned ASNs before reissuing them, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":296515,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:56:40+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2009-12-15) on 2014-01-30 and available on 2014-01-31. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no fixed period for which it holds returned ASNs before reissuing them, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":296515,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:35+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2009-12-15) on 2014-01-30 and available on 2014-01-31. Public sources do not distinguish a voluntary return, revocation, or reclamation. APNIC publishes no hold period, and its statistics show a steady one (a year) only for removals from 2014-07-01 on; this one came earlier, so the tracker gives no estimate. This does not confirm availability."}],"421ade024b6c062a":[{"raw_change_id":221513,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T04:17:14+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it not listed on 2009-12-15 and allocated (dated 2009-12-15) on 2009-12-16. It wasn't in APNIC's statistics before, so it wasn't APNIC's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":221513,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:09:20+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it not listed on 2009-12-15 and allocated (dated 2009-12-15) on 2009-12-16. It wasn't in APNIC's statistics before, so it wasn't APNIC's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":221513,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:52:21+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it not listed on 2009-12-15 and allocated (dated 2009-12-15) on 2009-12-16. It wasn't in APNIC's statistics before, so it wasn't APNIC's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":221513,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:01+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it not listed on 2009-12-15 and allocated (dated 2009-12-15) on 2009-12-16. It wasn't in APNIC's statistics before, so it wasn't APNIC's unissued inventory; it may have come from another registry in a transfer not yet in the log."}]},"arin_statistics_now":{"status":"not listed"}}