{"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":"31.217.128.0/17","resource_type":"ipv4","page":"https://rirtracker.com/ip/31.217.128.0-31.217.255.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2011-08-11), allocated (dated 2011-08-17), allocated (dated 2011-08-18), allocated (dated 2021-07-30), allocated (dated 2021-08-02)"},"current_holder":{"rir":"RIPE NCC","org":null,"how":"The RIPE NCC's latest statistics"},"rdap_snapshots":[],"transfers":[{"id":118046,"date":"2025-12-31T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC BIGNET UKRAINE","recipient_org":"LLC \"ATOM3\"","range":"31.217.252.0/24","log":"RIPE NCC"},{"id":117775,"date":"2025-12-24T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Xtudio Networks S.L.U.","recipient_org":"XNET CORE SL","range":"31.217.250.0/24","log":"RIPE NCC"},{"id":101028,"date":"2023-12-21T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Cosmote Mobile Telecommunications S.A.","recipient_org":"Ote SA (Hellenic Telecommunications Organisation)","range":"31.217.160.0/19","log":"RIPE NCC"},{"id":101029,"date":"2023-12-21T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Julio Brasa Blanco","recipient_org":"Xtudio Networks S.L.U.","range":"31.217.250.0/24","log":"RIPE NCC"},{"id":88540,"date":"2022-07-06T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"IX Reach Ltd","recipient_org":"BSO Network Solutions SAS","range":"31.217.128.0/19","log":"RIPE NCC"},{"id":87717,"date":"2022-06-02T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"SODIATECH SADCS","recipient_org":"IMS Networks SAS","range":"31.217.232.0/21","log":"RIPE NCC"},{"id":81987,"date":"2021-10-21T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Suomen Hostingpalvelu Oy","recipient_org":"Planeetta Internet Oy","range":"31.217.192.0/21","log":"RIPE NCC"},{"id":51462,"date":"2016-08-18T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Peyk Navidsazan Farda Co. (Private Joint Stock)","recipient_org":"Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS","range":"31.217.208.0/21","log":"RIPE NCC"}],"events":[{"event_id":"8c7799e69e9a007a","registry":"RIPE NCC","report_date":"2011-08-08","source":"statistics","raw_action":"RELEASED","raw_line":null,"resource_type":"ipv4","resource":"31.217.128.0/17","start":"31.217.128.0","end":"31.217.255.255","classification":"HOLD_RELEASED","classification_label":"Released from hold (the RIPE NCC lists it as 'available')","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"The RIPE NCC's statistics now list it as 'available'; reissue not confirmed","inventory_effect_code":"RELEASED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:37+00:00","page":"https://rirtracker.com/ip/31.217.128.0-31.217.255.255/#e-8c7799e69e9a007a","report_page":"https://rirtracker.com/ripe/reports/2011-08-08/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/31.217.128.0-31.217.255.255.json","observed":"31.217.128.0/17 reserved on 2011-08-07, available on 2011-08-08","explanation":"The RIPE NCC's statistics show it reserved on 2011-08-07 and available on 2011-08-08. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110808.bz2","retrieved_at":"2026-10-12T19:01:21+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 31.217.128.0/17 reserved on 2011-08-07, available on 2011-08-08"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110807.bz2","retrieved_at":"2026-10-12T19:01:19+00:00","summary":"RIPE NCC delegated statistics 2011-08-07 (produced 2011-08-07T21:59:59+00:00), before the change: reserved"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110808.bz2","retrieved_at":"2026-10-12T19:01:21+00:00","summary":"RIPE NCC delegated statistics 2011-08-08 (produced 2011-08-08T21:59:59+00:00), after the change: available"}]}],"classification_history":{"8c7799e69e9a007a":[{"raw_change_id":214657,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:14:15+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2011-08-07 and available on 2011-08-08. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":214657,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:59+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2011-08-07 and available on 2011-08-08. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":214657,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:51:59+00:00","current":0,"public_explanation":"The RIPE NCC's statistics show it reserved on 2011-08-07 and available on 2011-08-08. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":214657,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:37+00:00","current":1,"public_explanation":"The RIPE NCC's statistics show it reserved on 2011-08-07 and available on 2011-08-08. The RIPE NCC moved it from its reserved (held) records to the status it calls 'available'. That is the RIPE NCC's own label: whether and when it is reissued is not confirmed."}]},"arin_statistics_now":{"status":"not listed"}}