{"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":"203.207.112.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/203.207.112.0-203.207.127.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1997-06-17)"},"current_holder":{"rir":"APNIC","org":"China Internet Network Information Center/DXTNET","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":124452,"date":"2016-04-07T04:16:33Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"The State Information Center of P.R.China","recipient_org":"China Internet Network Information Center/DXTNET","range":"203.207.112.0/20","log":"APNIC"}],"events":[{"event_id":"d12a4e8eb3974faa","registry":"APNIC","report_date":"2016-04-07","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"203.207.112.0/20","start":"203.207.112.0","end":"203.207.127.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"The State Information Center of P.R.China","recipient_organization":"China Internet Network Information Center/DXTNET","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:32+00:00","page":"https://rirtracker.com/ip/203.207.112.0-203.207.127.255/#e-d12a4e8eb3974faa","report_page":"https://rirtracker.com/apnic/reports/2016-04-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/203.207.112.0-203.207.127.255.json","observed":"Transfer: The State Information Center of P.R.China (APNIC) to China Internet Network Information Center/DXTNET (APNIC)","piece_of":{"resource":"203.207.64.0/18","page":"https://rirtracker.com/ip/203.207.64.0-203.207.127.255/"},"explanation":"APNIC's transfer log records a transfer from The State Information Center of P.R.China (APNIC) to China Internet Network Information Center/DXTNET (APNIC) on 2016-04-07 04:16 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 2016-04-07 04:16 UTC, The State Information Center of P.R.China (APNIC) to China Internet Network Information Center/DXTNET (APNIC); resources moved: 203.207.92.0/22, 203.207.112.0/20, 203.207.192.0/21, 203.207.208.0/20"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160407.gz","retrieved_at":"2026-10-12T21:37:04+00:00","summary":"APNIC delegated statistics 2016-04-07, before the change: allocated (dated 1997-06-17)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2016/delegated-apnic-extended-20160408.gz","retrieved_at":"2026-10-12T21:37:07+00:00","summary":"APNIC delegated statistics 2016-04-08, after the change: allocated (dated 1997-06-17)"}]}],"classification_history":{"d12a4e8eb3974faa":[{"raw_change_id":33567,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:35:03+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from The State Information Center of P.R.China (APNIC) to China Internet Network Information Center/DXTNET (APNIC) on 2016-04-07 04:16 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":33567,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:48+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from The State Information Center of P.R.China (APNIC) to China Internet Network Information Center/DXTNET (APNIC) on 2016-04-07 04:16 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":33567,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:58+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from The State Information Center of P.R.China (APNIC) to China Internet Network Information Center/DXTNET (APNIC) on 2016-04-07 04:16 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":33567,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:32+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from The State Information Center of P.R.China (APNIC) to China Internet Network Information Center/DXTNET (APNIC) on 2016-04-07 04:16 UTC. The registration changed hands; it is not a new allocation from APNIC."}]},"arin_statistics_now":{"status":"not listed"}}