{"classifier_version":"1.4.0","documentation":"https://rirtracker.com/api/","disclaimer":"This site independently analyzes publicly available Internet number-resource records. It is not affiliated with or endorsed by ARIN, the RIPE NCC, APNIC, LACNIC, AFRINIC, the Number Resource Organization (NRO), or any other 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":"139.138.102.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/139.138.102.0-139.138.103.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2017-03-31)"},"current_holder":{"rir":"ARIN","org":"Public Utility District No. 1 of Snohomish County","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":9150,"date":"2017-03-31T15:02:09Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Data I/O Corporation","recipient_org":"Public Utility District No. 1 of Snohomish County","range":"139.138.102.0/23","log":"ARIN"}],"events":[{"event_id":"53dcaa96566291ff","registry":"ARIN","report_date":"2017-03-31","source":"arin_issued","raw_action":"ADD","raw_line":"Add 139.138.102.0-139.138.103.255","resource_type":"ipv4","resource":"139.138.102.0/23","start":"139.138.102.0","end":"139.138.103.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Data I/O Corporation","recipient_organization":"Public Utility District No. 1 of Snohomish County","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:45+00:00","page":"https://rirtracker.com/ip/139.138.102.0-139.138.103.255/#e-53dcaa96566291ff","report_page":"https://rirtracker.com/arin/reports/2017-03-31/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/139.138.102.0-139.138.103.255.json","explanation":"ARIN's transfer log records a transfer from Data I/O Corporation (ARIN) to Public Utility District No. 1 of Snohomish County (ARIN) on 2017-03-31 15:02 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/2017-March/003032.html","retrieved_at":"2026-10-12T18:39:34+00:00","summary":"ARIN-Issued report for 2017-03-31: \"Add 139.138.102.0-139.138.103.255\""},{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2017-03-31 15:02 UTC, Data I/O Corporation (ARIN) to Public Utility District No. 1 of Snohomish County (ARIN); resources moved: 139.138.102.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170330.gz","retrieved_at":"2026-10-12T21:25:47+00:00","summary":"ARIN delegated statistics 2017-03-30 (produced 2017-03-30T05:09:38+00:00), before the report: assigned (dated 1990-03-13)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170401.gz","retrieved_at":"2026-10-12T21:25:58+00:00","summary":"ARIN delegated statistics 2017-04-01 (produced 2017-04-01T05:09:48+00:00), after the report: assigned (dated 2017-03-31)"}]}],"classification_history":{"53dcaa96566291ff":[{"raw_change_id":148604,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:37:45+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Data I/O Corporation (ARIN) to Public Utility District No. 1 of Snohomish County (ARIN) on 2017-03-31 15:02 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":148604,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:59+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Data I/O Corporation (ARIN) to Public Utility District No. 1 of Snohomish County (ARIN) on 2017-03-31 15:02 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":148604,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:38+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Data I/O Corporation (ARIN) to Public Utility District No. 1 of Snohomish County (ARIN) on 2017-03-31 15:02 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":148604,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:45+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Data I/O Corporation (ARIN) to Public Utility District No. 1 of Snohomish County (ARIN) on 2017-03-31 15:02 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2017-03-31)"}}