{"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":"66.151.40.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/66.151.40.0-66.151.43.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2001-07-13)"},"current_holder":{"rir":"RIPE NCC","org":"HOSTKEY B.V.","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":103172,"date":"2024-03-04T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"HOSTKEY B.V.","range":"66.151.40.0/22","log":"RIPE NCC"},{"id":34668,"date":"2024-03-04T15:22:54Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":"Unitas Global","recipient_org":"HOSTKEY B.V.","range":"66.151.40.0/22","log":"ARIN"},{"id":30177,"date":"2023-01-23T17:52:05Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Internap Holding LLC","recipient_org":"Unitas Global","range":"66.150.0.0/15","log":"ARIN"},{"id":16467,"date":"2018-11-29T13:45:51Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Internap Network Services Corporation","recipient_org":"Internap Corporation","range":"66.150.0.0/15","log":"ARIN"}],"events":[{"event_id":"57ea4eee97c6c4bb","registry":"ARIN","report_date":"2024-03-04","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"66.151.40.0/22","start":"66.151.40.0","end":"66.151.43.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of ARIN","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":"Unitas Global","recipient_organization":"HOSTKEY B.V.","inventory_effect":"Transferred out of ARIN administration; not offered to ARIN applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:13+00:00","page":"https://rirtracker.com/ip/66.151.40.0-66.151.43.255/#e-57ea4eee97c6c4bb","report_page":"https://rirtracker.com/arin/reports/2024-03-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/66.151.40.0-66.151.43.255.json","observed":"Transfer: Unitas Global (ARIN) to HOSTKEY B.V. (RIPE NCC)","piece_of":{"resource":"66.150.0.0/15","page":"https://rirtracker.com/ip/66.150.0.0-66.151.255.255/"},"same_transfer_as":"b0504d16408dd259","explanation":"ARIN's transfer log records a transfer from Unitas Global (ARIN) to HOSTKEY B.V. (RIPE NCC) on 2024-03-04 15:22 UTC: it left ARIN for the RIPE NCC. It is not a new allocation and is not offered to ARIN applicants.","evidence":[{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2024-03-04 15:22 UTC, Unitas Global (ARIN) to HOSTKEY B.V. (RIPE NCC); resources moved: 66.151.40.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240303.gz","retrieved_at":"2026-10-12T23:36:08+00:00","summary":"ARIN delegated statistics 2024-03-03 (produced 2024-03-03T14:00:45+00:00), before the report: allocated (dated 2001-07-13)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240305.gz","retrieved_at":"2026-10-12T23:36:13+00:00","summary":"ARIN delegated statistics 2024-03-05 (produced 2024-03-05T14:00:45+00:00), after the report: not listed"}]},{"event_id":"b0504d16408dd259","registry":"RIPE NCC","report_date":"2024-03-04","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"66.151.40.0/22","start":"66.151.40.0","end":"66.151.43.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into the RIPE NCC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":null,"recipient_organization":"HOSTKEY B.V.","inventory_effect":"Transferred into RIPE NCC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:56+00:00","page":"https://rirtracker.com/ip/66.151.40.0-66.151.43.255/#e-b0504d16408dd259","report_page":"https://rirtracker.com/ripe/reports/2024-03-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/66.151.40.0-66.151.43.255.json","observed":"Transfer: (no name) (ARIN) to HOSTKEY B.V. (RIPE NCC)","same_transfer_as":"57ea4eee97c6c4bb","explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to HOSTKEY B.V. (RIPE NCC) on 2024-03-04 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance.","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 2024-03-04 19:00 UTC, (no name) (ARIN) to HOSTKEY B.V. (RIPE NCC); resources moved: 66.151.40.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20240303.bz2","retrieved_at":"2026-10-13T00:24:57+00:00","summary":"RIPE NCC delegated statistics 2024-03-03 (produced 2024-03-03T22:59:59+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2024/delegated-ripencc-extended-20240304.bz2","retrieved_at":"2026-10-13T00:25:00+00:00","summary":"RIPE NCC delegated statistics 2024-03-04 (produced 2024-03-04T22:59:59+00:00), after the change: allocated (dated 2001-07-13)"}]}],"classification_history":{"57ea4eee97c6c4bb":[{"raw_change_id":570311,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:13+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Unitas Global (ARIN) to HOSTKEY B.V. (RIPE NCC) on 2024-03-04 15:22 UTC: it left ARIN for the RIPE NCC. It is not a new allocation and is not offered to ARIN applicants."}],"b0504d16408dd259":[{"raw_change_id":103731,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:04:17+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to HOSTKEY B.V. (RIPE NCC) on 2024-03-04 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":103731,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:04:35+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to HOSTKEY B.V. (RIPE NCC) on 2024-03-04 19:00 UTC: it came to the RIPE NCC from ARIN. 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It was already issued by another registry, so this is not a new issuance."}]},"arin_statistics_now":{"status":"not listed"}}