{"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":"206.207.75.0 - 206.207.127.255","resource_type":"ipv4","page":"https://rirtracker.com/ip/206.207.75.0-206.207.127.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2025-07-24)"},"current_holder":{"rir":"ARIN","org":"ARK Data Centers LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":40998,"date":"2025-07-24T18:03:37Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"University of Idaho","recipient_org":"ARK Data Centers LLC","range":"206.207.75.0/24","log":"ARIN"},{"id":40996,"date":"2025-07-24T18:03:37Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"University of Idaho","recipient_org":"ARK Data Centers LLC","range":"206.207.76.0/22","log":"ARIN"},{"id":40997,"date":"2025-07-24T18:03:37Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"University of Idaho","recipient_org":"ARK Data Centers LLC","range":"206.207.80.0/20","log":"ARIN"},{"id":40999,"date":"2025-07-24T18:03:37Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"University of Idaho","recipient_org":"ARK Data Centers LLC","range":"206.207.96.0/19","log":"ARIN"},{"id":15655,"date":"2018-10-29T14:21:07Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"WestNet, Inc.","recipient_org":"University of Idaho","range":"206.207.64.0/18","log":"ARIN"}],"events":[{"event_id":"01378459b8a364af","registry":"ARIN","report_date":"2025-07-24","source":"arin_issued","raw_action":"ADD","raw_line":"Add 206.207.75.0-206.207.127.255","resource_type":"ipv4","resource":"206.207.75.0 - 206.207.127.255","start":"206.207.75.0","end":"206.207.127.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"University of Idaho","recipient_organization":"ARK Data Centers LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:32+00:00","page":"https://rirtracker.com/ip/206.207.75.0-206.207.127.255/#e-01378459b8a364af","report_page":"https://rirtracker.com/arin/reports/2025-07-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/206.207.75.0-206.207.127.255.json","piece_of":{"resource":"206.206.0.0/15","page":"https://rirtracker.com/ip/206.206.0.0-206.207.255.255/"},"explanation":"ARIN's transfer log records a transfer from University of Idaho (ARIN) to ARK Data Centers LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-07-24 18:03 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2025-July/006067.html","retrieved_at":"2026-10-12T18:43:05+00:00","summary":"ARIN-Issued report for 2025-07-24: \"Add 206.207.75.0-206.207.127.255\""},{"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 2025-07-24 18:03 UTC, University of Idaho (ARIN) to ARK Data Centers LLC (ARIN); resources moved: 206.207.76.0/22"},{"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 2025-07-24 18:03 UTC, University of Idaho (ARIN) to ARK Data Centers LLC (ARIN); resources moved: 206.207.80.0/20"},{"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 2025-07-24 18:03 UTC, University of Idaho (ARIN) to ARK Data Centers LLC (ARIN); resources moved: 206.207.75.0/24"},{"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 2025-07-24 18:03 UTC, University of Idaho (ARIN) to ARK Data Centers LLC (ARIN); resources moved: 206.207.96.0/19"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250723.gz","retrieved_at":"2026-10-13T00:03:44+00:00","summary":"ARIN delegated statistics 2025-07-23 (produced 2025-07-23T13:01:13+00:00), before the report: allocated (dated 1995-07-19)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250725.gz","retrieved_at":"2026-10-13T00:03:59+00:00","summary":"ARIN delegated statistics 2025-07-25 (produced 2025-07-25T13:01:13+00:00), after the report: allocated (dated 2025-07-24)"}]}],"classification_history":{"01378459b8a364af":[{"raw_change_id":195221,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:07:20+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from University of Idaho (ARIN) to ARK Data Centers LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-07-24 18:03 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":195221,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:04+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from University of Idaho (ARIN) to ARK Data Centers LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-07-24 18:03 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":195221,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:58+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from University of Idaho (ARIN) to ARK Data Centers LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-07-24 18:03 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":195221,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:32+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from University of Idaho (ARIN) to ARK Data Centers LLC (ARIN), recorded as 4 transfer records that together cover exactly this range, on 2025-07-24 18:03 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2025-07-24)"}}