{"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":"AS50751","resource_type":"asn","page":"https://rirtracker.com/asn/50751/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2010-03-19)"},"current_holder":{"rir":"RIPE NCC","org":"CHKS LLC","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":49787,"date":"2015-12-24T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"PE Dmytro Efremenkov","recipient_org":"CHKS LLC","range":"AS50751","log":"RIPE NCC"}],"events":[{"event_id":"4cc444bce365c0d7","registry":"RIPE NCC","report_date":"2015-12-24","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS50751","start":50751,"end":50751,"classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-RIPE NCC transfer","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"PE Dmytro Efremenkov","recipient_organization":"CHKS LLC","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:08+00:00","page":"https://rirtracker.com/asn/50751/#e-4cc444bce365c0d7","report_page":"https://rirtracker.com/ripe/reports/2015-12-24/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/50751.json","observed":"Transfer: PE Dmytro Efremenkov (RIPE NCC) to CHKS LLC (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a transfer from PE Dmytro Efremenkov (RIPE NCC) to CHKS LLC (RIPE NCC) on 2015-12-24 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 2015-12-24 19:00 UTC, PE Dmytro Efremenkov (RIPE NCC) to CHKS LLC (RIPE NCC); resources moved: AS50751"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151223.bz2","retrieved_at":"2026-10-12T20:46:31+00:00","summary":"RIPE NCC delegated statistics 2015-12-23 (produced 2015-12-23T22:59:59+00:00), before the change: allocated (dated 2010-03-19)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2015/delegated-ripencc-extended-20151224.bz2","retrieved_at":"2026-10-12T20:46:34+00:00","summary":"RIPE NCC delegated statistics 2015-12-24 (produced 2015-12-24T22:59:59+00:00), after the change: allocated (dated 2010-03-19)"}]}],"classification_history":{"4cc444bce365c0d7":[{"raw_change_id":48809,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:41:14+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from PE Dmytro Efremenkov (RIPE NCC) to CHKS LLC (RIPE NCC) on 2015-12-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":48809,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:02:17+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from PE Dmytro Efremenkov (RIPE NCC) to CHKS LLC (RIPE NCC) on 2015-12-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":48809,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:44:31+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from PE Dmytro Efremenkov (RIPE NCC) to CHKS LLC (RIPE NCC) on 2015-12-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":48809,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:47:08+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from PE Dmytro Efremenkov (RIPE NCC) to CHKS LLC (RIPE NCC) on 2015-12-24 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}]},"arin_statistics_now":{"status":"not listed"}}