{"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":"23.150.164.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/23.150.164.0-23.150.164.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2021-11-24)"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"5ea9e05342deedbc","registry":"ARIN","report_date":"2025-12-02","source":"arin_issued","raw_action":"ADD","raw_line":"Add 23.150.164.0-23.150.164.255","resource_type":"ipv4","resource":"23.150.164.0/24","start":"23.150.164.0","end":"23.150.164.255","classification":"UNRESOLVED","classification_label":"Unresolved change","confidence":"OBSERVED_ONLY","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Inventory effect unknown","inventory_effect_code":"UNKNOWN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:41+00:00","page":"https://rirtracker.com/ip/23.150.164.0-23.150.164.255/#e-5ea9e05342deedbc","report_page":"https://rirtracker.com/arin/reports/2025-12-02/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/23.150.164.0-23.150.164.255.json","explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 2018-09-25) on 2025-12-01 and allocated (dated 2025-12-02) on 2025-12-03. The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change).","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2025-December/006198.html","retrieved_at":"2026-10-12T18:43:16+00:00","summary":"ARIN-Issued report for 2025-12-02: \"Add 23.150.164.0-23.150.164.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251201.gz","retrieved_at":"2026-10-13T00:11:13+00:00","summary":"ARIN delegated statistics 2025-12-01 (produced 2025-12-01T14:00:47+00:00), before the report: allocated (dated 2018-09-25)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251203.gz","retrieved_at":"2026-10-13T00:11:18+00:00","summary":"ARIN delegated statistics 2025-12-03 (produced 2025-12-03T14:00:48+00:00), after the report: allocated (dated 2025-12-02)"}]},{"event_id":"3bb4e2469c4ca7b7","registry":"ARIN","report_date":"2021-11-24","source":"arin_issued","raw_action":"ADD","raw_line":"Add 23.150.164.0-23.150.164.255","resource_type":"ipv4","resource":"23.150.164.0/24","start":"23.150.164.0","end":"23.150.164.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:17+00:00","page":"https://rirtracker.com/ip/23.150.164.0-23.150.164.255/#e-3bb4e2469c4ca7b7","report_page":"https://rirtracker.com/arin/reports/2021-11-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/23.150.164.0-23.150.164.255.json","explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-11-23 and allocated (dated 2021-11-24) on 2021-11-25. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2021-November/004730.html","retrieved_at":"2026-10-12T18:41:32+00:00","summary":"ARIN-Issued report for 2021-11-24: \"Add 23.150.164.0-23.150.164.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20211123.gz","retrieved_at":"2026-10-12T22:52:39+00:00","summary":"ARIN delegated statistics 2021-11-23 (produced 2021-11-23T14:00:12+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20211125.gz","retrieved_at":"2026-10-12T22:52:44+00:00","summary":"ARIN delegated statistics 2021-11-25 (produced 2021-11-25T14:00:12+00:00), after the report: allocated (dated 2021-11-24)"}]}],"classification_history":{"5ea9e05342deedbc":[{"raw_change_id":197904,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T04:08:47+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 2018-09-25) on 2025-12-01 and allocated (dated 2025-12-02) on 2025-12-03. The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change)."},{"raw_change_id":197904,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:10+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 2018-09-25) on 2025-12-01 and allocated (dated 2025-12-02) on 2025-12-03. The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change)."},{"raw_change_id":197904,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:51:05+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 2018-09-25) on 2025-12-01 and allocated (dated 2025-12-02) on 2025-12-03. The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change)."},{"raw_change_id":197904,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:41+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it allocated (dated 2018-09-25) on 2025-12-01 and allocated (dated 2025-12-02) on 2025-12-03. The registration was replaced with one for a different holder record, and public sources don't say why (a transfer not yet logged, a return and reissue, or an organization record change)."}],"3bb4e2469c4ca7b7":[{"raw_change_id":174133,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:54:19+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-11-23 and allocated (dated 2021-11-24) on 2021-11-25. The tracker saw this range released from hold on 2013-03-26 (23.128.0.0-23.191.255.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":174133,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:08+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-11-23 and allocated (dated 2021-11-24) on 2021-11-25. The tracker saw this range released from hold on 2013-03-26 (23.128.0.0-23.191.255.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":174133,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:56+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-11-23 and allocated (dated 2021-11-24) on 2021-11-25. The tracker saw this range released from hold on 2013-03-26 (23.128.0.0-23.191.255.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":174133,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:17+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-11-23 and allocated (dated 2021-11-24) on 2021-11-25. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2021-11-24)"}}