{"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":"91.237.8.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/91.237.8.0-91.237.11.255/","statistics_now":{"registry":"RIPE NCC","status":"assigned (dated 2012-03-16)"},"current_holder":{"rir":"RIPE NCC","org":"ModernColo LP","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":115591,"date":"2025-10-09T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Ivan Budinkevich","recipient_org":"ModernColo LP","range":"91.237.8.0/22","log":"RIPE NCC"},{"id":64131,"date":"2019-05-10T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"TK IPSystems Ltd","recipient_org":"Ivan Budinkevich","range":"91.237.8.0/22","log":"RIPE NCC"}],"events":[{"event_id":"f18da84fb0751822","registry":"RIPE NCC","report_date":"2025-10-09","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"91.237.8.0/22","start":"91.237.8.0","end":"91.237.11.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Ivan Budinkevich","recipient_organization":"ModernColo LP","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:35+00:00","page":"https://rirtracker.com/ip/91.237.8.0-91.237.11.255/#e-f18da84fb0751822","report_page":"https://rirtracker.com/ripe/reports/2025-10-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/91.237.8.0-91.237.11.255.json","observed":"Transfer: Ivan Budinkevich (RIPE NCC) to ModernColo LP (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from Ivan Budinkevich (RIPE NCC) to ModernColo LP (RIPE NCC) on 2025-10-09 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2025-10-09 19:00 UTC, Ivan Budinkevich (RIPE NCC) to ModernColo LP (RIPE NCC); resources moved: 91.237.8.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20251008.bz2","retrieved_at":"2026-10-13T01:11:00+00:00","summary":"RIPE NCC delegated statistics 2025-10-08 (produced 2025-10-08T21:59:59+00:00), before the change: assigned (dated 2012-03-16)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2025/delegated-ripencc-extended-20251009.bz2","retrieved_at":"2026-10-13T01:11:03+00:00","summary":"RIPE NCC delegated statistics 2025-10-09 (produced 2025-10-09T21:59:59+00:00), after the change: assigned (dated 2012-03-16)"}]},{"event_id":"0a1d7e59be0e9fb5","registry":"RIPE NCC","report_date":"2019-05-10","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"91.237.8.0/22","start":"91.237.8.0","end":"91.237.11.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"TK IPSystems Ltd","recipient_organization":"Ivan Budinkevich","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:53+00:00","page":"https://rirtracker.com/ip/91.237.8.0-91.237.11.255/#e-0a1d7e59be0e9fb5","report_page":"https://rirtracker.com/ripe/reports/2019-05-10/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/91.237.8.0-91.237.11.255.json","observed":"Transfer: TK IPSystems Ltd (RIPE NCC) to Ivan Budinkevich (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from TK IPSystems Ltd (RIPE NCC) to Ivan Budinkevich (RIPE NCC) on 2019-05-10 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2019-05-10 19:00 UTC, TK IPSystems Ltd (RIPE NCC) to Ivan Budinkevich (RIPE NCC); resources moved: 91.237.8.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20190509.bz2","retrieved_at":"2026-10-12T22:10:00+00:00","summary":"RIPE NCC delegated statistics 2019-05-09 (produced 2019-05-09T21:59:59+00:00), before the change: assigned (dated 2012-03-16)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2019/delegated-ripencc-extended-20190510.bz2","retrieved_at":"2026-10-12T22:10:03+00:00","summary":"RIPE NCC delegated statistics 2019-05-10 (produced 2019-05-10T21:59:59+00:00), after the change: assigned (dated 2012-03-16)"}]},{"event_id":"2a8848b8681237b9","registry":"RIPE NCC","report_date":"2012-03-16","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"91.237.8.0/22","start":"91.237.8.0","end":"91.237.11.255","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":"2026-10-13T23:56:09+00:00","page":"https://rirtracker.com/ip/91.237.8.0-91.237.11.255/#e-2a8848b8681237b9","report_page":"https://rirtracker.com/ripe/reports/2012-03-16/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/91.237.8.0-91.237.11.255.json","observed":"91.237.8.0/22 available on 2012-03-15, assigned on 2012-03-16","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-03-15 and assigned (dated 2012-03-16) on 2012-03-16. 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/2012/delegated-ripencc-extended-20120316.bz2","retrieved_at":"2026-10-12T19:13:09+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: 91.237.8.0/22 available on 2012-03-15, assigned on 2012-03-16"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120315.bz2","retrieved_at":"2026-10-12T19:13:06+00:00","summary":"RIPE NCC delegated statistics 2012-03-15 (produced 2012-03-15T22:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2012/delegated-ripencc-extended-20120316.bz2","retrieved_at":"2026-10-12T19:13:09+00:00","summary":"RIPE NCC delegated statistics 2012-03-16 (produced 2012-03-16T22:59:59+00:00), after the change: assigned (dated 2012-03-16)"}]}],"classification_history":{"f18da84fb0751822":[{"raw_change_id":116407,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:09:54+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Ivan Budinkevich (RIPE NCC) to ModernColo LP (RIPE NCC) on 2025-10-09 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":116407,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:07+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Ivan Budinkevich (RIPE NCC) to ModernColo LP (RIPE NCC) on 2025-10-09 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":116407,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:39+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Ivan Budinkevich (RIPE NCC) to ModernColo LP (RIPE NCC) on 2025-10-09 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":116407,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:35+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Ivan Budinkevich (RIPE NCC) to ModernColo LP (RIPE NCC) on 2025-10-09 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"0a1d7e59be0e9fb5":[{"raw_change_id":63751,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:47:29+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from TK IPSystems Ltd (RIPE NCC) to Ivan Budinkevich (RIPE NCC) on 2019-05-10 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":63751,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:56+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from TK IPSystems Ltd (RIPE NCC) to Ivan Budinkevich (RIPE NCC) on 2019-05-10 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":63751,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:45:13+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from TK IPSystems Ltd (RIPE NCC) to Ivan Budinkevich (RIPE NCC) on 2019-05-10 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":63751,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:53+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from TK IPSystems Ltd (RIPE NCC) to Ivan Budinkevich (RIPE NCC) on 2019-05-10 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"2a8848b8681237b9":[{"raw_change_id":223581,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:17:59+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-03-15 and assigned (dated 2012-03-16) on 2012-03-16. 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":223581,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:09:26+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-03-15 and assigned (dated 2012-03-16) on 2012-03-16. 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":223581,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:52:29+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-03-15 and assigned (dated 2012-03-16) on 2012-03-16. 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":223581,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:56:09+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2012-03-15 and assigned (dated 2012-03-16) on 2012-03-16. 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"}}