{"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":"AS38047","resource_type":"asn","page":"https://rirtracker.com/asn/38047/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2024-09-03)"},"current_holder":{"rir":"ARIN","org":"TT-1022","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":129598,"date":"2024-09-03T21:08:13Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"Advanced Information Company Limited","recipient_org":"TT-1022","range":"AS38047","log":"APNIC"},{"id":4097,"date":"2024-09-03T19:25:24Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"ARIN","source_org":"ADVANCED-HK","recipient_org":"Taiwan Telecom","range":"AS38047","log":"ARIN"}],"events":[{"event_id":"4369298a13e6a050","registry":"APNIC","report_date":"2024-09-04","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS38047","start":38047,"end":38047,"classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of APNIC","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"Advanced Information Company Limited","recipient_organization":"TT-1022","inventory_effect":"Transferred out of APNIC administration; not offered to APNIC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:51+00:00","page":"https://rirtracker.com/asn/38047/#e-4369298a13e6a050","report_page":"https://rirtracker.com/apnic/reports/2024-09-04/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/38047.json","observed":"Transfer: Advanced Information Company Limited (APNIC) to TT-1022 (ARIN)","same_transfer_as":"e02e014db8888980","explanation":"APNIC's transfer log records a transfer from Advanced Information Company Limited (APNIC) to TT-1022 (ARIN) on 2024-09-03 21:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants.","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 2024-09-03 21:08 UTC, Advanced Information Company Limited (APNIC) to TT-1022 (ARIN); resources moved: AS38047, 103.123.100.0/22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2024/delegated-apnic-extended-20240904.gz","retrieved_at":"2026-10-13T01:17:23+00:00","summary":"APNIC delegated statistics 2024-09-04, before the change: allocated (dated 2020-10-28)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2024/delegated-apnic-extended-20240905.gz","retrieved_at":"2026-10-13T01:17:27+00:00","summary":"APNIC delegated statistics 2024-09-05, after the change: not listed"}]},{"event_id":"e02e014db8888980","registry":"ARIN","report_date":"2024-09-03","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS38047","resource_type":"asn","resource":"AS38047","start":38047,"end":38047,"classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into ARIN","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"ARIN","source_organization":"ADVANCED-HK","recipient_organization":"Taiwan Telecom","inventory_effect":"Transferred into ARIN administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:10+00:00","page":"https://rirtracker.com/asn/38047/#e-e02e014db8888980","report_page":"https://rirtracker.com/arin/reports/2024-09-03/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/38047.json","same_transfer_as":"4369298a13e6a050","explanation":"ARIN's transfer log records a transfer from ADVANCED-HK (APNIC) to Taiwan Telecom (ARIN) on 2024-09-03 19:25 UTC: it came to ARIN from APNIC. 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/2024-September/005743.html","retrieved_at":"2026-10-12T18:42:44+00:00","summary":"ARIN-Issued report for 2024-09-03: \"Add AS38047\""},{"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 2024-09-03 19:25 UTC, ADVANCED-HK (APNIC) to Taiwan Telecom (ARIN); resources moved: AS38047"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240902.gz","retrieved_at":"2026-10-12T23:45:58+00:00","summary":"ARIN delegated statistics 2024-09-02 (produced 2024-09-02T13:00:51+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240904.gz","retrieved_at":"2026-10-12T23:46:03+00:00","summary":"ARIN delegated statistics 2024-09-04 (produced 2024-09-04T13:00:52+00:00), after the report: assigned (dated 2024-09-03)"}]},{"event_id":"2dc29908d2f580eb","registry":"APNIC","report_date":"2020-10-28","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS38047","start":38047,"end":38047,"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":"2026-10-14T00:11:21+00:00","page":"https://rirtracker.com/asn/38047/#e-2dc29908d2f580eb","report_page":"https://rirtracker.com/apnic/reports/2020-10-28/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/38047.json","observed":"AS38047 available on 2020-10-28, allocated on 2020-10-29","explanation":"No transfer record matches. APNIC's statistics show it available on 2020-10-28 and allocated (dated 2020-10-28) on 2020-10-29. The tracker saw this range removed from registration on 2013-11-08 (AS38047), so it appears to have been issued again from APNIC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201029.gz","retrieved_at":"2026-10-12T23:30:46+00:00","summary":"Found by comparing APNIC's daily statistics: AS38047 available on 2020-10-28, allocated on 2020-10-29"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201028.gz","retrieved_at":"2026-10-12T23:30:43+00:00","summary":"APNIC delegated statistics 2020-10-28, before the change: available"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201029.gz","retrieved_at":"2026-10-12T23:30:46+00:00","summary":"APNIC delegated statistics 2020-10-29, after the change: allocated (dated 2020-10-28)"}]},{"event_id":"70d8e3f0ba88e4dd","registry":"APNIC","report_date":"2013-11-08","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"asn","resource":"AS38047","start":38047,"end":38047,"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":"2026-10-14T00:00:09+00:00","page":"https://rirtracker.com/asn/38047/#e-70d8e3f0ba88e4dd","report_page":"https://rirtracker.com/apnic/reports/2013-11-08/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/38047.json","observed":"AS38047 allocated on 2013-11-08, available on 2013-11-09","explanation":"Removed from active registration. The tracker found it by comparing APNIC's daily statistics. APNIC's statistics show it allocated (dated 2006-06-02) on 2013-11-08 and available on 2013-11-09. 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/2013/delegated-apnic-extended-20131109.gz","retrieved_at":"2026-10-12T20:42:49+00:00","summary":"Found by comparing APNIC's daily statistics: AS38047 allocated on 2013-11-08, available on 2013-11-09"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2013/delegated-apnic-extended-20131108.gz","retrieved_at":"2026-10-12T20:42:46+00:00","summary":"APNIC delegated statistics 2013-11-08, before the change: allocated (dated 2006-06-02)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2013/delegated-apnic-extended-20131109.gz","retrieved_at":"2026-10-12T20:42:49+00:00","summary":"APNIC delegated statistics 2013-11-09, after the change: available"}]}],"classification_history":{"4369298a13e6a050":[{"raw_change_id":41277,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:38:21+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Advanced Information Company Limited (APNIC) to TT-1022 (ARIN) on 2024-09-03 21:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":41277,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:04+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Advanced Information Company Limited (APNIC) to TT-1022 (ARIN) on 2024-09-03 21:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":41277,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:15+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Advanced Information Company Limited (APNIC) to TT-1022 (ARIN) on 2024-09-03 21:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."},{"raw_change_id":41277,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:51+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Advanced Information Company Limited (APNIC) to TT-1022 (ARIN) on 2024-09-03 21:08 UTC: it left APNIC for ARIN. It is not a new allocation and is not offered to APNIC applicants."}],"e02e014db8888980":[{"raw_change_id":189033,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:03:12+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from ADVANCED-HK (APNIC) to Taiwan Telecom (ARIN) on 2024-09-03 19:25 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":189033,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:48+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from ADVANCED-HK (APNIC) to Taiwan Telecom (ARIN) on 2024-09-03 19:25 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":189033,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:40+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from ADVANCED-HK (APNIC) to Taiwan Telecom (ARIN) on 2024-09-03 19:25 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":189033,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:10+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from ADVANCED-HK (APNIC) to Taiwan Telecom (ARIN) on 2024-09-03 19:25 UTC: it came to ARIN from APNIC. It was already issued by another registry, so this is not a new issuance."}],"2dc29908d2f580eb":[{"raw_change_id":457465,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:04:33+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2020-10-28 and allocated (dated 2020-10-28) on 2020-10-29. The tracker saw this range removed from registration on 2013-11-08 (AS38047), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":457465,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:22:15+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2020-10-28 and allocated (dated 2020-10-28) on 2020-10-29. The tracker saw this range removed from registration on 2013-11-08 (AS38047), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":457465,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:06:18+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2020-10-28 and allocated (dated 2020-10-28) on 2020-10-29. The tracker saw this range removed from registration on 2013-11-08 (AS38047), so it appears to have been issued again from APNIC's pool."},{"raw_change_id":457465,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:11:21+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it available on 2020-10-28 and allocated (dated 2020-10-28) on 2020-10-29. The tracker saw this range removed from registration on 2013-11-08 (AS38047), so it appears to have been issued again from APNIC's pool."}],"70d8e3f0ba88e4dd":[{"raw_change_id":290797,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:52:02+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 2006-06-02) on 2013-11-08 and available on 2013-11-09. 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":290797,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:12:56+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 2006-06-02) on 2013-11-08 and available on 2013-11-09. 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":290797,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:56:16+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 2006-06-02) on 2013-11-08 and available on 2013-11-09. 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":290797,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:00:09+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 2006-06-02) on 2013-11-08 and available on 2013-11-09. 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."}]},"arin_statistics_now":{"status":"assigned (dated 2024-09-03)"}}