{"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":"151.185.128.0/18","resource_type":"ipv4","page":"https://rirtracker.com/ip/151.185.128.0-151.185.191.255/","arin_statistics_now":{"file_date":"2026-10-09","status":"allocated (dated 2026-07-08)"},"current_holder":{"rir":"ARIN","org":"Lambda","how":"ARIN's statistics for 2026-10-09 and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":44589,"date":"2026-07-08T12:25:11Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Palm Beach Atlantic University","recipient_org":"Lambda","range":"151.185.128.0/18"}],"events":[{"event_id":"0234797e4bb003b0","report_date":"2026-07-08","source":"arin_issued","raw_action":"ADD","raw_line":"Add 151.185.128.0-151.185.191.255","resource_type":"ipv4","resource":"151.185.128.0/18","start":"151.185.128.0","end":"151.185.191.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Palm Beach Atlantic University","recipient_organization":"Lambda","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:22+00:00","page":"https://rirtracker.com/ip/151.185.128.0-151.185.191.255/#e-0234797e4bb003b0","evidence_url":"https://rirtracker.com/api/v1/events/0234797e4bb003b0.json","piece_of":{"resource":"151.185.128.0/17","page":"https://rirtracker.com/ip/151.185.128.0-151.185.255.255/"},"explanation":"ARIN's transfer log records a transfer from Palm Beach Atlantic University (ARIN) to Lambda (ARIN) on 2026-07-08 12:25 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-July/006420.html","retrieved_at":"2026-10-09T18:54:05+00:00","summary":"ARIN-Issued report for 2026-07-08: \"Add 151.185.128.0-151.185.191.255\""},{"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 2026-07-08 12:25 UTC, Palm Beach Atlantic University (ARIN) to Lambda (ARIN); resources moved: 151.185.128.0/18"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260707","retrieved_at":"2026-10-09T19:04:03+00:00","summary":"ARIN delegated statistics 2026-07-07 (produced 2026-07-07T09:00:21+00:00), before the report: allocated (dated 1991-09-17)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260709","retrieved_at":"2026-10-09T19:04:10+00:00","summary":"ARIN delegated statistics 2026-07-09 (produced 2026-07-09T09:00:22+00:00), after the report: allocated (dated 2026-07-08)"}]}],"classification_history":{"0234797e4bb003b0":[{"raw_change_id":3089,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.0.0","classified_at":"2026-10-09T19:28:22+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Palm Beach Atlantic University (ARIN) to Lambda (ARIN) on 2026-07-08 12:25 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]}}