{"classifier_version":"1.1.0","generated":"2026-10-10T17:51:29+00:00","documentation":"https://rirtracker.com/api/","disclaimer":"This site independently analyzes publicly available Internet number-resource records. It is not affiliated with or endorsed by the American Registry for Internet Numbers (ARIN), the RIPE Network Coordination Centre (RIPE NCC), the Number Resource Organization (NRO), or any 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":"2001:678:5b4::/48","resource_type":"ipv6","page":"https://rirtracker.com/ip/2001.678.5b4..-2001.678.5b4.ffff.ffff.ffff.ffff.ffff/","statistics_now":{"registry":"RIPE NCC","file_date":"2026-10-09","status":"assigned (dated 2022-07-08)"},"current_holder":{"rir":"RIPE NCC","org":"Stichting Sterk Regionaal Onderwijs","how":"RIPE NCC's statistics for 2026-10-09 and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":121045,"date":"2026-06-04T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"Stichting Voortgezet Onderwijs Regio Meierijstad","recipient_org":"Stichting Sterk Regionaal Onderwijs","range":"2001:678:5b4::/48","log":"RIPE NCC"}],"events":[{"event_id":"f1653aeb4b69246b","registry":"RIPE NCC","report_date":"2026-06-04","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv6","resource":"2001:678:5b4::/48","start":"2001:678:5b4::","end":"2001:678:5b4:ffff:ffff:ffff:ffff:ffff","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"Stichting Voortgezet Onderwijs Regio Meierijstad","recipient_organization":"Stichting Sterk Regionaal Onderwijs","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.1.0","classified_at":"2026-10-10T17:50:55+00:00","page":"https://rirtracker.com/ip/2001.678.5b4..-2001.678.5b4.ffff.ffff.ffff.ffff.ffff/#e-f1653aeb4b69246b","report_page":"https://rirtracker.com/ripe/reports/2026-06-04/","evidence_url":"https://rirtracker.com/api/v1/events/f1653aeb4b69246b.json","observed":"Merger/acquisition: Stichting Voortgezet Onderwijs Regio Meierijstad (RIPE NCC) to Stichting Sterk Regionaal Onderwijs (RIPE NCC)","explanation":"RIPE NCC's transfer log records a merger, acquisition or reorganization from Stichting Voortgezet Onderwijs Regio Meierijstad (RIPE NCC) to Stichting Sterk Regionaal Onderwijs (RIPE NCC) on 2026-06-04 19:00 UTC. The registration changed hands; it is not a new allocation from RIPE NCC.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-10T17:24:28+00:00","summary":"Transfer log: MERGER_ACQUISITION on 2026-06-04 19:00 UTC, Stichting Voortgezet Onderwijs Regio Meierijstad (RIPE NCC) to Stichting Sterk Regionaal Onderwijs (RIPE NCC); resources moved: 2001:678:5b4::/48"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260603.bz2","retrieved_at":"2026-10-10T17:32:42+00:00","summary":"RIPE NCC delegated statistics 2026-06-03 (produced 2026-06-03T21:59:59+00:00), before the change: assigned (dated 2022-07-08)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260604.bz2","retrieved_at":"2026-10-10T17:32:45+00:00","summary":"RIPE NCC delegated statistics 2026-06-04 (produced 2026-06-04T21:59:59+00:00), after the change: assigned (dated 2022-07-08)"}]}],"classification_history":{"f1653aeb4b69246b":[{"raw_change_id":11031,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.1.0","classified_at":"2026-10-10T17:50:55+00:00","current":1,"public_explanation":"RIPE NCC's transfer log records a merger, acquisition or reorganization from Stichting Voortgezet Onderwijs Regio Meierijstad (RIPE NCC) to Stichting Sterk Regionaal Onderwijs (RIPE NCC) on 2026-06-04 19:00 UTC. The registration changed hands; it is not a new allocation from RIPE NCC."}]},"arin_statistics_now":{"file_date":"2026-10-10","status":"not listed"}}