{"classifier_version":"1.0.0","generated":"2026-10-09T21:19:22+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":"170.101.64.0/19","resource_type":"ipv4","page":"https://rirtracker.com/ip/170.101.64.0-170.101.95.255/","arin_statistics_now":{"file_date":"2026-10-09","status":"allocated (dated 2026-01-21)"},"current_holder":{"rir":"ARIN","org":"Squarespace, Inc.","how":"ARIN's statistics for 2026-10-09 and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":42644,"date":"2026-01-21T15:29:12Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Premera Blue Cross","recipient_org":"Squarespace, Inc.","range":"170.101.64.0/19"}],"events":[{"event_id":"d5bb89785b88a3b3","report_date":"2026-01-21","source":"arin_issued","raw_action":"ADD","raw_line":"Add 170.101.64.0-170.101.95.255","resource_type":"ipv4","resource":"170.101.64.0/19","start":"170.101.64.0","end":"170.101.95.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Premera Blue Cross","recipient_organization":"Squarespace, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:17+00:00","page":"https://rirtracker.com/ip/170.101.64.0-170.101.95.255/#e-d5bb89785b88a3b3","evidence_url":"https://rirtracker.com/api/v1/events/d5bb89785b88a3b3.json","piece_of":{"resource":"170.101.64.0/18","page":"https://rirtracker.com/ip/170.101.64.0-170.101.127.255/"},"explanation":"ARIN's transfer log records a transfer from Premera Blue Cross (ARIN) to Squarespace, Inc. (ARIN) on 2026-01-21 15:29 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-January/006248.html","retrieved_at":"2026-10-09T18:53:52+00:00","summary":"ARIN-Issued report for 2026-01-21: \"Add 170.101.64.0-170.101.95.255\""},{"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 2026-01-21 15:29 UTC, Premera Blue Cross (ARIN) to Squarespace, Inc. (ARIN); resources moved: 170.101.64.0/19"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260120","retrieved_at":"2026-10-09T18:55:14+00:00","summary":"ARIN delegated statistics 2026-01-20 (produced 2026-01-20T14:00:48+00:00), before the report: allocated (dated 1994-03-24)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260122","retrieved_at":"2026-10-09T18:55:21+00:00","summary":"ARIN delegated statistics 2026-01-22 (produced 2026-01-22T14:00:46+00:00), after the report: allocated (dated 2026-01-21)"}]}],"classification_history":{"d5bb89785b88a3b3":[{"raw_change_id":394,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:17+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Premera Blue Cross (ARIN) to Squarespace, Inc. (ARIN) on 2026-01-21 15:29 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]}}