{"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":"31.41.240.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/31.41.240.0-31.41.247.255/","statistics_now":{"registry":"RIPE NCC","status":"assigned (dated 2011-04-06)"},"current_holder":{"rir":"RIPE NCC","org":null,"how":"The RIPE NCC's latest statistics"},"rdap_snapshots":[],"transfers":[{"id":117404,"date":"2025-12-17T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Red Bytes LLC","recipient_org":"JOINT STOCK COMPANY PORT ALLIANCE","range":"31.41.244.0/24","log":"RIPE NCC"},{"id":85671,"date":"2022-02-18T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC Aeroexpress","recipient_org":"Red Bytes LLC","range":"31.41.244.0/24","log":"RIPE NCC"},{"id":84390,"date":"2021-12-16T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC RPE KuybyshevTelecom-Metrology","recipient_org":"PJSC Tatneft","range":"31.41.241.0/24","log":"RIPE NCC"},{"id":61684,"date":"2018-12-17T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC DARNET","recipient_org":"FGBU ROSGEOLFOND","range":"31.41.240.0/24","log":"RIPE NCC"},{"id":60158,"date":"2018-10-30T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC DARNET","recipient_org":"LLC RPE KuybyshevTelecom-Metrology","range":"31.41.241.0/24","log":"RIPE NCC"},{"id":59933,"date":"2018-10-15T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC DARNET","recipient_org":"JSC Kurumoch International Airport","range":"31.41.242.0/24","log":"RIPE NCC"},{"id":59865,"date":"2018-10-10T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC DARNET","recipient_org":"Lenta Ltd","range":"31.41.243.0/24","log":"RIPE NCC"},{"id":59260,"date":"2018-09-04T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC DARNET","recipient_org":"LLC Aeroexpress","range":"31.41.244.0/24","log":"RIPE NCC"},{"id":58782,"date":"2018-07-25T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC DARNET","recipient_org":"Joint Stock Company Goznak","range":"31.41.245.0/24","log":"RIPE NCC"},{"id":58742,"date":"2018-07-23T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC DARNET","recipient_org":"Federal State Autonomous Institution Russian Foundation for Technological Development","range":"31.41.246.0/24","log":"RIPE NCC"},{"id":58667,"date":"2018-07-16T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"LLC DARNET","recipient_org":"Joint Stock Company Rosgeologia","range":"31.41.247.0/24","log":"RIPE NCC"}],"events":[{"event_id":"bf3866e0f598ce40","registry":"RIPE NCC","report_date":"2011-04-07","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"31.41.240.0/21","start":"31.41.240.0","end":"31.41.247.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from RIPE NCC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:19+00:00","page":"https://rirtracker.com/ip/31.41.240.0-31.41.247.255/#e-bf3866e0f598ce40","report_page":"https://rirtracker.com/ripe/reports/2011-04-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/31.41.240.0-31.41.247.255.json","observed":"31.41.240.0/21 available on 2011-04-06, assigned on 2011-04-07","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-06 and assigned (dated 2011-04-06) on 2011-04-07. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC.","evidence":[{"type":"statistics_diff","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110407.bz2","retrieved_at":"2026-10-12T18:54:54+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 31.41.240.0/21 available on 2011-04-06, assigned on 2011-04-07"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110406.bz2","retrieved_at":"2026-10-12T18:54:51+00:00","summary":"RIPE NCC delegated statistics 2011-04-06, before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2011/delegated-ripencc-extended-20110407.bz2","retrieved_at":"2026-10-12T18:54:54+00:00","summary":"RIPE NCC delegated statistics 2011-04-07, after the change: assigned (dated 2011-04-06)"}]}],"classification_history":{"bf3866e0f598ce40":[{"raw_change_id":209488,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:12:21+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-06 and assigned (dated 2011-04-06) on 2011-04-07. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":209488,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:44+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-06 and assigned (dated 2011-04-06) on 2011-04-07. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":209488,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:51:42+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-06 and assigned (dated 2011-04-06) on 2011-04-07. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."},{"raw_change_id":209488,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:55:19+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2011-04-06 and assigned (dated 2011-04-06) on 2011-04-07. It moved from the RIPE NCC's unissued pool to an active registration dated around that day, so it appears to be newly issued by the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}