{"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":"AS204920","resource_type":"asn","page":"https://rirtracker.com/asn/204920/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2017-12-06)"},"current_holder":{"rir":"RIPE NCC","org":"Vestas Wind Systems A/S","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":95736,"date":"2023-05-10T19:00:00Z","type":"MERGER_ACQUISITION","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_org":"MHI VESTAS OFFSHORE WIND A/S","recipient_org":"Vestas Wind Systems A/S","range":"AS204920","log":"RIPE NCC"}],"events":[{"event_id":"4c1068a0a3d34739","registry":"RIPE NCC","report_date":"2023-05-10","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS204920","start":204920,"end":204920,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"RIPE NCC","recipient_rir":"RIPE NCC","source_organization":"MHI VESTAS OFFSHORE WIND A/S","recipient_organization":"Vestas Wind Systems A/S","inventory_effect":"No effect on RIPE NCC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:32+00:00","page":"https://rirtracker.com/asn/204920/#e-4c1068a0a3d34739","report_page":"https://rirtracker.com/ripe/reports/2023-05-10/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/204920.json","observed":"Merger/acquisition: MHI VESTAS OFFSHORE WIND A/S (RIPE NCC) to Vestas Wind Systems A/S (RIPE NCC)","explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from MHI VESTAS OFFSHORE WIND A/S (RIPE NCC) to Vestas Wind Systems A/S (RIPE NCC) on 2023-05-10 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: MERGER_ACQUISITION on 2023-05-10 19:00 UTC, MHI VESTAS OFFSHORE WIND A/S (RIPE NCC) to Vestas Wind Systems A/S (RIPE NCC); resources moved: AS204920"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230509.bz2","retrieved_at":"2026-10-13T00:02:15+00:00","summary":"RIPE NCC delegated statistics 2023-05-09 (produced 2023-05-09T21:59:59+00:00), before the change: allocated (dated 2017-12-06)"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2023/delegated-ripencc-extended-20230510.bz2","retrieved_at":"2026-10-13T00:02:18+00:00","summary":"RIPE NCC delegated statistics 2023-05-10 (produced 2023-05-10T21:59:59+00:00), after the change: allocated (dated 2017-12-06)"}]},{"event_id":"d347cbcc7536b68f","registry":"RIPE NCC","report_date":"2017-12-06","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"asn","resource":"AS204920","start":204920,"end":204920,"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":"2026-10-14T00:03:26+00:00","page":"https://rirtracker.com/asn/204920/#e-d347cbcc7536b68f","report_page":"https://rirtracker.com/ripe/reports/2017-12-06/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/204920.json","observed":"AS204920 available on 2017-12-05, allocated on 2017-12-06","explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-12-05 and allocated (dated 2017-12-06) on 2017-12-06. 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/2017/delegated-ripencc-extended-20171206.bz2","retrieved_at":"2026-10-12T21:33:53+00:00","summary":"Found by comparing the RIPE NCC's daily statistics: AS204920 available on 2017-12-05, allocated on 2017-12-06"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2017/delegated-ripencc-extended-20171205.bz2","retrieved_at":"2026-10-12T21:33:50+00:00","summary":"RIPE NCC delegated statistics 2017-12-05 (produced 2017-12-05T22:59:59+00:00), before the change: available"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2017/delegated-ripencc-extended-20171206.bz2","retrieved_at":"2026-10-12T21:33:53+00:00","summary":"RIPE NCC delegated statistics 2017-12-06 (produced 2017-12-06T22:59:59+00:00), after the change: allocated (dated 2017-12-06)"}]}],"classification_history":{"4c1068a0a3d34739":[{"raw_change_id":96197,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:01:03+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from MHI VESTAS OFFSHORE WIND A/S (RIPE NCC) to Vestas Wind Systems A/S (RIPE NCC) on 2023-05-10 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":96197,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:04:17+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from MHI VESTAS OFFSHORE WIND A/S (RIPE NCC) to Vestas Wind Systems A/S (RIPE NCC) on 2023-05-10 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":96197,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:46:43+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from MHI VESTAS OFFSHORE WIND A/S (RIPE NCC) to Vestas Wind Systems A/S (RIPE NCC) on 2023-05-10 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."},{"raw_change_id":96197,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:32+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a merger, acquisition or reorganization from MHI VESTAS OFFSHORE WIND A/S (RIPE NCC) to Vestas Wind Systems A/S (RIPE NCC) on 2023-05-10 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC."}],"d347cbcc7536b68f":[{"raw_change_id":340640,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:15:00+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-12-05 and allocated (dated 2017-12-06) on 2017-12-06. 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":340640,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:15:44+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-12-05 and allocated (dated 2017-12-06) on 2017-12-06. 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":340640,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:16+00:00","current":0,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-12-05 and allocated (dated 2017-12-06) on 2017-12-06. 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":340640,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:26+00:00","current":1,"public_explanation":"No transfer record matches. The RIPE NCC's statistics show it available on 2017-12-05 and allocated (dated 2017-12-06) on 2017-12-06. 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"}}