{"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":"216.238.176.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/216.238.176.0-216.238.183.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2019-01-04)"},"current_holder":{"rir":"ARIN","org":"Auburn Essential Services","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":16739,"date":"2019-01-04T19:45:11Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"CKS Management","recipient_org":"Auburn Essential Services","range":"216.238.176.0/21","log":"ARIN"}],"events":[{"event_id":"3ff4466a2545ca5f","registry":"ARIN","report_date":"2019-01-04","source":"arin_issued","raw_action":"ADD","raw_line":"Add 216.238.176.0-216.238.183.255","resource_type":"ipv4","resource":"216.238.176.0/21","start":"216.238.176.0","end":"216.238.183.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"CKS Management","recipient_organization":"Auburn Essential Services","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:23+00:00","page":"https://rirtracker.com/ip/216.238.176.0-216.238.183.255/#e-3ff4466a2545ca5f","report_page":"https://rirtracker.com/arin/reports/2019-01-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/216.238.176.0-216.238.183.255.json","piece_of":{"resource":"216.238.176.0/20","page":"https://rirtracker.com/ip/216.238.176.0-216.238.191.255/"},"explanation":"ARIN's transfer log records a transfer from CKS Management (ARIN) to Auburn Essential Services (ARIN) on 2019-01-04 19:45 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/2019-January/003677.html","retrieved_at":"2026-10-12T18:40:20+00:00","summary":"ARIN-Issued report for 2019-01-04: \"Add 216.238.176.0-216.238.183.255\""},{"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 2019-01-04 19:45 UTC, CKS Management (ARIN) to Auburn Essential Services (ARIN); resources moved: 216.238.176.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190103.gz","retrieved_at":"2026-10-12T21:58:08+00:00","summary":"ARIN delegated statistics 2019-01-03 (produced 2019-01-03T06:00:09+00:00), before the report: allocated (dated 2011-08-17)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2019/delegated-arin-extended-20190105.gz","retrieved_at":"2026-10-12T21:58:19+00:00","summary":"ARIN delegated statistics 2019-01-05 (produced 2019-01-05T06:00:12+00:00), after the report: allocated (dated 2019-01-04)"}]}],"classification_history":{"3ff4466a2545ca5f":[{"raw_change_id":157940,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:43:14+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from CKS Management (ARIN) to Auburn Essential Services (ARIN) on 2019-01-04 19:45 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":157940,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:06:27+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from CKS Management (ARIN) to Auburn Essential Services (ARIN) on 2019-01-04 19:45 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":157940,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:10+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from CKS Management (ARIN) to Auburn Essential Services (ARIN) on 2019-01-04 19:45 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":157940,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:52:23+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from CKS Management (ARIN) to Auburn Essential Services (ARIN) on 2019-01-04 19:45 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 2019-01-04)"}}