{"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":"203.131.240.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/203.131.240.0-203.131.255.255/","statistics_now":{"registry":"APNIC","status":"allocated (dated 1998-04-24)"},"current_holder":{"rir":"APNIC","org":"NTT Ltd Japan Corporation","how":"APNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":127868,"date":"2022-03-28T06:42:50Z","type":"RESOURCE_TRANSFER","source_rir":"APNIC","recipient_rir":"APNIC","source_org":"HKNet Co. Ltd.","recipient_org":"NTT Ltd Japan Corporation","range":"203.131.240.0/20","log":"APNIC"}],"events":[{"event_id":"3aa105465f222000","registry":"APNIC","report_date":"2022-03-28","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"203.131.240.0/20","start":"203.131.240.0","end":"203.131.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-APNIC transfer","confidence":"CONFIRMED","source_rir":"APNIC","recipient_rir":"APNIC","source_organization":"HKNet Co. Ltd.","recipient_organization":"NTT Ltd Japan Corporation","inventory_effect":"No effect on APNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:45+00:00","page":"https://rirtracker.com/ip/203.131.240.0-203.131.255.255/#e-3aa105465f222000","report_page":"https://rirtracker.com/apnic/reports/2022-03-28/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/203.131.240.0-203.131.255.255.json","observed":"Transfer: HKNet Co. Ltd. (APNIC) to NTT Ltd Japan Corporation (APNIC)","piece_of":{"resource":"203.131.224.0/19","page":"https://rirtracker.com/ip/203.131.224.0-203.131.255.255/"},"explanation":"APNIC's transfer log records a transfer from HKNet Co. Ltd. (APNIC) to NTT Ltd Japan Corporation (APNIC) on 2022-03-28 06:42 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 2022-03-28 06:42 UTC, HKNet Co. Ltd. (APNIC) to NTT Ltd Japan Corporation (APNIC); resources moved: 203.131.240.0/20"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220328.gz","retrieved_at":"2026-10-13T00:08:49+00:00","summary":"APNIC delegated statistics 2022-03-28, before the change: allocated (dated 1998-04-24)"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2022/delegated-apnic-extended-20220329.gz","retrieved_at":"2026-10-13T00:08:52+00:00","summary":"APNIC delegated statistics 2022-03-29, after the change: allocated (dated 1998-04-24)"}]}],"classification_history":{"3aa105465f222000":[{"raw_change_id":38670,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:37:10+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from HKNet Co. Ltd. (APNIC) to NTT Ltd Japan Corporation (APNIC) on 2022-03-28 06:42 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38670,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:59+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from HKNet Co. Ltd. (APNIC) to NTT Ltd Japan Corporation (APNIC) on 2022-03-28 06:42 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38670,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:09+00:00","current":0,"public_explanation":"APNIC's transfer log records a transfer from HKNet Co. Ltd. (APNIC) to NTT Ltd Japan Corporation (APNIC) on 2022-03-28 06:42 UTC. The registration changed hands; it is not a new allocation from APNIC."},{"raw_change_id":38670,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:45+00:00","current":1,"public_explanation":"APNIC's transfer log records a transfer from HKNet Co. Ltd. (APNIC) to NTT Ltd Japan Corporation (APNIC) on 2022-03-28 06:42 UTC. The registration changed hands; it is not a new allocation from APNIC."}]},"arin_statistics_now":{"status":"not listed"}}