{"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":"AS43881","resource_type":"asn","page":"https://rirtracker.com/asn/43881/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2007-10-15)"},"current_holder":{"rir":"RIPE NCC","org":"Revnetek Systems OU","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":105744,"date":"2024-05-29T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Smartlink Ltd.","recipient_org":"Revnetek Systems OU","range":"AS43881","log":"RIPE NCC"}],"events":[{"event_id":"801130d7ebe7d0e2","registry":"RIPE NCC","report_date":"2024-05-29","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS43881","start":43881,"end":43881,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Smartlink Ltd.","recipient_organization":"Revnetek Systems OU","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:50:03+00:00","page":"https://rirtracker.com/asn/43881/#e-801130d7ebe7d0e2","report_page":"https://rirtracker.com/ripe/reports/2024-05-29/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/43881.json","observed":"Merger/acquisition: Smartlink Ltd. (RIPE NCC) to Revnetek Systems OU (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Smartlink Ltd. (RIPE NCC) to Revnetek Systems OU (RIPE NCC) on 2024-05-29 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: MERGER_ACQUISITION on 2024-05-29 19:00 UTC, Smartlink Ltd. (RIPE NCC) to Revnetek Systems OU (RIPE NCC); resources moved: AS43881"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20240528.bz2","retrieved_at":"2026-10-13T00:31:24+00:00","summary":"RIPE NCC delegated statistics 2024-05-28 (produced 2024-05-28T21:59:59+00:00), before the change: allocated (dated 2007-10-15)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20240529.bz2","retrieved_at":"2026-10-13T00:31:28+00:00","summary":"RIPE NCC delegated statistics 2024-05-29 (produced 2024-05-29T21:59:59+00:00), after the change: allocated (dated 2007-10-15)"}]}],"classification_history":{"801130d7ebe7d0e2":[{"raw_change_id":106330,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:05:25+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from Smartlink Ltd. 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