{"classifier_version":"1.1.0","generated":"2026-10-10T17:51:29+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 RIPE Network Coordination Centre (RIPE NCC), 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":"153.76.160.0/19","resource_type":"ipv4","page":"https://rirtracker.com/ip/153.76.160.0-153.76.191.255/","statistics_now":{"registry":"RIPE NCC","file_date":"2026-10-09","status":"allocated (dated 1991-09-23), assigned (dated 1991-09-23)"},"current_holder":{"rir":"RIPE NCC","org":"Reliable Communications s.r.o.","how":"RIPE NCC's statistics for 2026-10-09 and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":120570,"date":"2026-05-07T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"Reliable Communications s.r.o.","range":"153.76.160.0/19","log":"RIPE NCC"},{"id":43805,"date":"2026-05-07T14:18:28Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_org":"NCR Voyix Corporation","recipient_org":"Reliable Communications s.r.o","range":"153.76.160.0/19","log":"ARIN"}],"events":[{"event_id":"c4f49506a649f4d3","registry":"RIPE NCC","report_date":"2026-05-07","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"153.76.160.0/19","start":"153.76.160.0","end":"153.76.191.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into RIPE NCC","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"RIPE NCC","source_organization":null,"recipient_organization":"Reliable Communications s.r.o.","inventory_effect":"Transferred into RIPE NCC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.1.0","classified_at":"2026-10-10T17:50:54+00:00","page":"https://rirtracker.com/ip/153.76.160.0-153.76.191.255/#e-c4f49506a649f4d3","report_page":"https://rirtracker.com/ripe/reports/2026-05-07/","evidence_url":"https://rirtracker.com/api/v1/events/c4f49506a649f4d3.json","observed":"Transfer: (no name) (ARIN) to Reliable Communications s.r.o. (RIPE NCC)","explanation":"RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Reliable Communications s.r.o. (RIPE NCC) on 2026-05-07 19:00 UTC: it came to 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":"2026-10-10T17:24:28+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2026-05-07 19:00 UTC, (no name) (ARIN) to Reliable Communications s.r.o. (RIPE NCC); resources moved: 153.76.160.0/19"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260506.bz2","retrieved_at":"2026-10-10T17:31:15+00:00","summary":"RIPE NCC delegated statistics 2026-05-06 (produced 2026-05-06T21:59:59+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2026/delegated-ripencc-extended-20260507.bz2","retrieved_at":"2026-10-10T17:31:19+00:00","summary":"RIPE NCC delegated statistics 2026-05-07 (produced 2026-05-07T21:59:59+00:00), after the change: assigned (dated 1991-09-23)"}]}],"classification_history":{"c4f49506a649f4d3":[{"raw_change_id":10544,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.1.0","classified_at":"2026-10-10T17:50:54+00:00","current":1,"public_explanation":"RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to Reliable Communications s.r.o. (RIPE NCC) on 2026-05-07 19:00 UTC: it came to RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance."}]},"arin_statistics_now":{"file_date":"2026-10-10","status":"not listed"}}