{"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":"131.143.95.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/131.143.95.0-131.143.95.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2025-10-07)"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"41a642d33a34c3d6","registry":"ARIN","report_date":"2025-10-07","source":"arin_issued","raw_action":"ADD","raw_line":"Add 131.143.95.0-131.143.95.255","resource_type":"ipv4","resource":"131.143.95.0/24","start":"131.143.95.0","end":"131.143.95.255","classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","confidence":"OBSERVED_ONLY","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":"2026-10-13T23:54:36+00:00","page":"https://rirtracker.com/ip/131.143.95.0-131.143.95.255/#e-41a642d33a34c3d6","report_page":"https://rirtracker.com/arin/reports/2025-10-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/131.143.95.0-131.143.95.255.json","explanation":"No transfer record matches. ARIN's statistics show it reserved on 2025-10-06 and allocated (dated 2025-10-07) on 2025-10-08. The tracker saw this range released from hold on 2025-10-06 (131.143.0.0-131.143.255.255), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2025-10-06: Remove 131.143.0.0-131.143.255.255), so the before-and-after statistics may include it.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2025-October/006142.html","retrieved_at":"2026-10-12T18:43:11+00:00","summary":"ARIN-Issued report for 2025-10-07: \"Add 131.143.95.0-131.143.95.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251006.gz","retrieved_at":"2026-10-13T00:08:07+00:00","summary":"ARIN delegated statistics 2025-10-06 (produced 2025-10-06T13:00:50+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251008.gz","retrieved_at":"2026-10-13T00:08:11+00:00","summary":"ARIN delegated statistics 2025-10-08 (produced 2025-10-08T13:00:46+00:00), after the report: allocated (dated 2025-10-07)"}]}],"classification_history":{"41a642d33a34c3d6":[{"raw_change_id":196498,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T04:08:08+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2025-10-06 and allocated (dated 2025-10-07) on 2025-10-08. The tracker saw this range released from hold on 2025-10-06 (131.143.0.0-131.143.255.255), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2025-10-06: Remove 131.143.0.0-131.143.255.255), so the before-and-after statistics may include it."},{"raw_change_id":196498,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:08:07+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2025-10-06 and allocated (dated 2025-10-07) on 2025-10-08. The tracker saw this range released from hold on 2025-10-06 (131.143.0.0-131.143.255.255), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2025-10-06: Remove 131.143.0.0-131.143.255.255), so the before-and-after statistics may include it."},{"raw_change_id":196498,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:51:01+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2025-10-06 and allocated (dated 2025-10-07) on 2025-10-08. The tracker saw this range released from hold on 2025-10-06 (131.143.0.0-131.143.255.255), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2025-10-06: Remove 131.143.0.0-131.143.255.255), so the before-and-after statistics may include it."},{"raw_change_id":196498,"classification_code":"APPARENT_REISSUANCE","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:36+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2025-10-06 and allocated (dated 2025-10-07) on 2025-10-08. The tracker saw this range released from hold on 2025-10-06 (131.143.0.0-131.143.255.255), so it appears to have been issued again from ARIN's pool. Another change to this range was reported the day before or after (2025-10-06: Remove 131.143.0.0-131.143.255.255), so the before-and-after statistics may include it."}]},"arin_statistics_now":{"status":"allocated (dated 2025-10-07)"}}