{"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":"217.9.84.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/217.9.84.0-217.9.87.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2002-10-28)"},"current_holder":{"rir":"RIPE NCC","org":"Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University)","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":108037,"date":"2024-09-23T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Keldysh Institute of Applied Mathematics, Russian Academy of Sciences","recipient_org":"Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University)","range":"217.9.84.0/22","log":"RIPE NCC"}],"events":[{"event_id":"38ca80c6c76bb35d","registry":"RIPE NCC","report_date":"2024-09-23","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"217.9.84.0/22","start":"217.9.84.0","end":"217.9.87.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Keldysh Institute of Applied Mathematics, Russian Academy of Sciences","recipient_organization":"Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University)","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:11+00:00","page":"https://rirtracker.com/ip/217.9.84.0-217.9.87.255/#e-38ca80c6c76bb35d","report_page":"https://rirtracker.com/ripe/reports/2024-09-23/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/217.9.84.0-217.9.87.255.json","observed":"Transfer: Keldysh Institute of Applied Mathematics, Russian Academy of Sciences (RIPE NCC) to Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University) (RIPE NCC)","piece_of":{"resource":"217.9.80.0/20","page":"https://rirtracker.com/ip/217.9.80.0-217.9.95.255/"},"explanation":"The RIPE NCC's transfer log records a transfer from Keldysh Institute of Applied Mathematics, Russian Academy of Sciences (RIPE NCC) to Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University) (RIPE NCC) on 2024-09-23 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 2024-09-23 19:00 UTC, Keldysh Institute of Applied Mathematics, Russian Academy of Sciences (RIPE NCC) to Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University) (RIPE NCC); resources moved: 217.9.84.0/22, 217.9.88.0/21"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20240922.bz2","retrieved_at":"2026-10-13T00:40:48+00:00","summary":"RIPE NCC delegated statistics 2024-09-22 (produced 2024-09-22T21:59:59+00:00), before the change: allocated (dated 2002-10-28)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20240923.bz2","retrieved_at":"2026-10-13T00:40:52+00:00","summary":"RIPE NCC delegated statistics 2024-09-23 (produced 2024-09-23T21:59:59+00:00), after the change: allocated (dated 2002-10-28)"}]}],"classification_history":{"38ca80c6c76bb35d":[{"raw_change_id":108661,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:06:27+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Keldysh Institute of Applied Mathematics, Russian Academy of Sciences (RIPE NCC) to Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University) (RIPE NCC) on 2024-09-23 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":108661,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:04:47+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Keldysh Institute of Applied Mathematics, Russian Academy of Sciences (RIPE NCC) to Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University) (RIPE NCC) on 2024-09-23 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":108661,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:47:16+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from Keldysh Institute of Applied Mathematics, Russian Academy of Sciences (RIPE NCC) to Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University) (RIPE NCC) on 2024-09-23 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":108661,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:11+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from Keldysh Institute of Applied Mathematics, Russian Academy of Sciences (RIPE NCC) to Federal State Budgetary Educational Institution of Higher Education Moscow Aviation Institute (National Research University) (RIPE NCC) on 2024-09-23 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}