{"classifier_version":"1.0.0","generated":"2026-10-10T14:39:54+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 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":"63.141.33.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/63.141.33.0-63.141.33.255/","arin_statistics_now":{"file_date":"2026-10-10","status":"allocated (dated 2026-03-30)"},"current_holder":{"rir":"ARIN","org":"Buzz High Performance Computing Inc.","how":"ARIN's statistics for 2026-10-10 and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":43330,"date":"2026-03-30T15:07:36Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"CloudIP LLC","recipient_org":"Buzz High Performance Computing Inc.","range":"63.141.33.0/24"},{"id":7365,"date":"2016-07-19T20:58:41Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"NOC 24 COMMUNICATIONS LLC","recipient_org":"CloudIP LLC","range":"63.141.32.0/23"},{"id":6632,"date":"2016-03-21T18:29:39Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"NOC24 LLC","recipient_org":"NOC 24 COMMUNICATIONS LLC","range":"63.141.32.0/19"}],"events":[{"event_id":"3b55fe862f5ae919","report_date":"2026-03-30","source":"arin_issued","raw_action":"ADD","raw_line":"Add 63.141.33.0-63.141.33.255","resource_type":"ipv4","resource":"63.141.33.0/24","start":"63.141.33.0","end":"63.141.33.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"CloudIP LLC","recipient_organization":"Buzz High Performance Computing Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:19+00:00","page":"https://rirtracker.com/ip/63.141.33.0-63.141.33.255/#e-3b55fe862f5ae919","evidence_url":"https://rirtracker.com/api/v1/events/3b55fe862f5ae919.json","explanation":"ARIN's transfer log records a transfer from CloudIP LLC (ARIN) to Buzz High Performance Computing Inc. (ARIN) on 2026-03-30 15:07 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/2026-March/006317.html","retrieved_at":"2026-10-09T18:53:56+00:00","summary":"ARIN-Issued report for 2026-03-30: \"Add 63.141.33.0-63.141.33.255\""},{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-09T18:54:15+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2026-03-30 15:07 UTC, CloudIP LLC (ARIN) to Buzz High Performance Computing Inc. (ARIN); resources moved: 63.141.33.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260329","retrieved_at":"2026-10-09T18:59:00+00:00","summary":"ARIN delegated statistics 2026-03-29 (produced 2026-03-29T13:00:39+00:00), before the report: allocated (dated 2016-07-19)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260331","retrieved_at":"2026-10-09T18:59:07+00:00","summary":"ARIN delegated statistics 2026-03-31 (produced 2026-03-31T13:00:39+00:00), after the report: allocated (dated 2026-03-30)"}]}],"classification_history":{"3b55fe862f5ae919":[{"raw_change_id":1403,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:19+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from CloudIP LLC (ARIN) to Buzz High Performance Computing Inc. (ARIN) on 2026-03-30 15:07 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]}}