{"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":"43.137.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/43.137.0.0-43.137.255.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1989-02-21)"},"current_holder":{"rir":"APNIC","org":"Tencent Cloud Computing (Beijing) Co., Ltd","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":127663,"date":"2021-12-14T05:38:02Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"ACEVILLE PTE.LTD.","recipient_org":"Tencent Cloud Computing (Beijing) Co., Ltd","range":"43.137.0.0/16","log":"APNIC"},{"id":127497,"date":"2021-09-14T23:20:43Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"Tencent Cloud Computing (Beijing) Co., Ltd","recipient_org":"ACEVILLE PTE.LTD.","range":"43.137.0.0/16","log":"APNIC"},{"id":126689,"date":"2020-10-12T03:42:14Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"APIDTT PTY LTD","recipient_org":"Tencent Cloud Computing (Beijing) Co., Ltd","range":"43.128.0.0/10","log":"APNIC"}],"events":[{"event_id":"19216855b466b87c","registry":"APNIC","report_date":"2021-12-14","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"43.137.0.0/16","start":"43.137.0.0","end":"43.137.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"ACEVILLE PTE.LTD.","recipient_organization":"Tencent Cloud Computing (Beijing) Co., Ltd","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:44+00:00","page":"https://rirtracker.com/ip/43.137.0.0-43.137.255.255/#e-19216855b466b87c","report_page":"https://rirtracker.com/apnic/reports/2021-12-14/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/43.137.0.0-43.137.255.255.json","observed":"Transfer: ACEVILLE PTE.LTD. (APNIC) to Tencent Cloud Computing (Beijing) Co., Ltd (APNIC)","piece_of":{"resource":"43.128.0.0/10","page":"https://rirtracker.com/ip/43.128.0.0-43.191.255.255/"},"explanation":"APNIC's transfer log records a transfer from ACEVILLE PTE.LTD. (APNIC) to Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) on 2021-12-14 05:38 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 2021-12-14 05:38 UTC, ACEVILLE PTE.LTD. (APNIC) to Tencent Cloud Computing (Beijing) Co., Ltd (APNIC); resources moved: 43.136.0.0/16, 43.137.0.0/16, 43.138.0.0/15, 43.140.0.0/15, 43.142.0.0/16, 43.143.0.0/16"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20211214.gz","retrieved_at":"2026-10-13T00:00:25+00:00","summary":"APNIC delegated statistics 2021-12-14, before the change: allocated (dated 1989-02-21)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20211215.gz","retrieved_at":"2026-10-13T00:00:32+00:00","summary":"APNIC delegated statistics 2021-12-15, after the change: allocated (dated 1989-02-21)"}]},{"event_id":"5caa54c893067ca0","registry":"APNIC","report_date":"2021-09-15","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"43.137.0.0/16","start":"43.137.0.0","end":"43.137.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"Tencent Cloud Computing (Beijing) Co., Ltd","recipient_organization":"ACEVILLE PTE.LTD.","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:43+00:00","page":"https://rirtracker.com/ip/43.137.0.0-43.137.255.255/#e-5caa54c893067ca0","report_page":"https://rirtracker.com/apnic/reports/2021-09-15/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/43.137.0.0-43.137.255.255.json","observed":"Transfer: Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) to ACEVILLE PTE.LTD. (APNIC)","explanation":"APNIC's transfer log records a transfer from Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) to ACEVILLE PTE.LTD. (APNIC) on 2021-09-14 23:20 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 2021-09-14 23:20 UTC, Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) to ACEVILLE PTE.LTD. (APNIC); resources moved: 43.137.0.0/16, 43.138.0.0/15, 43.140.0.0/15, 43.142.0.0/16"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20210915.gz","retrieved_at":"2026-10-12T23:53:39+00:00","summary":"APNIC delegated statistics 2021-09-15, before the change: allocated (dated 1989-02-21)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2021/delegated-apnic-extended-20210916.gz","retrieved_at":"2026-10-12T23:53:42+00:00","summary":"APNIC delegated statistics 2021-09-16, after the change: allocated (dated 1989-02-21)"}]}],"classification_history":{"19216855b466b87c":[{"raw_change_id":38352,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:37:02+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from ACEVILLE PTE.LTD. (APNIC) to Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) on 2021-12-14 05:38 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38352,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:58+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from ACEVILLE PTE.LTD. (APNIC) to Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) on 2021-12-14 05:38 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38352,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:08+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from ACEVILLE PTE.LTD. (APNIC) to Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) on 2021-12-14 05:38 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38352,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:44+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from ACEVILLE PTE.LTD. (APNIC) to Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) on 2021-12-14 05:38 UTC. The registration changed hands; it is not a new allocation from APNIC."}],"5caa54c893067ca0":[{"raw_change_id":38098,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:36:56+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) to ACEVILLE PTE.LTD. (APNIC) on 2021-09-14 23:20 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38098,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:57+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) to ACEVILLE PTE.LTD. (APNIC) on 2021-09-14 23:20 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38098,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:08+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) to ACEVILLE PTE.LTD. (APNIC) on 2021-09-14 23:20 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38098,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:43+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from Tencent Cloud Computing (Beijing) Co., Ltd (APNIC) to ACEVILLE PTE.LTD. (APNIC) on 2021-09-14 23:20 UTC. The registration changed hands; it is not a new allocation from APNIC."}]},"arin_statistics_now":{"status":"not listed"}}