{"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":"148.59.138.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/148.59.138.0-148.59.138.255/","arin_statistics_now":{"file_date":"2026-10-09","status":"allocated (dated 2026-06-01)"},"current_holder":{"rir":"ARIN","org":"Utility Billing","how":"ARIN's statistics for 2026-10-09 and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":44169,"date":"2026-06-01T19:19:59Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Zero Day Networking & Security","recipient_org":"Utility Billing","range":"148.59.138.0/24"},{"id":17151,"date":"2019-03-21T14:43:43Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Cambio WiFi","recipient_org":"Cambio Broadband","range":"148.59.138.0/24"},{"id":8644,"date":"2017-02-01T16:21:06Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Msen, Inc.","recipient_org":"Cambio WiFi","range":"148.59.138.0/24"}],"events":[{"event_id":"220f95d5ebfb83bf","report_date":"2026-06-01","source":"arin_issued","raw_action":"ADD","raw_line":"Add 148.59.138.0-148.59.138.255","resource_type":"ipv4","resource":"148.59.138.0/24","start":"148.59.138.0","end":"148.59.138.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Zero Day Networking & Security","recipient_organization":"Utility Billing","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:20+00:00","page":"https://rirtracker.com/ip/148.59.138.0-148.59.138.255/#e-220f95d5ebfb83bf","evidence_url":"https://rirtracker.com/api/v1/events/220f95d5ebfb83bf.json","explanation":"ARIN's transfer log records a transfer from Zero Day Networking & Security (ARIN) to Utility Billing (ARIN) on 2026-06-01 19:19 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-June/006383.html","retrieved_at":"2026-10-09T18:54:03+00:00","summary":"ARIN-Issued report for 2026-06-01: \"Add 148.59.138.0-148.59.138.255\""},{"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 2026-06-01 19:19 UTC, Zero Day Networking & Security (ARIN) to Utility Billing (ARIN); resources moved: 148.59.138.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260531","retrieved_at":"2026-10-09T19:02:06+00:00","summary":"ARIN delegated statistics 2026-05-31 (produced 2026-05-31T13:00:19+00:00), before the report: allocated (dated 2025-07-17)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260602","retrieved_at":"2026-10-09T19:02:12+00:00","summary":"ARIN delegated statistics 2026-06-02 (produced 2026-06-02T13:00:19+00:00), after the report: allocated (dated 2026-06-01)"}]}],"classification_history":{"220f95d5ebfb83bf":[{"raw_change_id":2226,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:20+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Zero Day Networking & Security (ARIN) to Utility Billing (ARIN) on 2026-06-01 19:19 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]}}