{"classifier_version":"1.1.0","generated":"2026-10-10T17:51:29+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 RIPE Network Coordination Centre (RIPE NCC), 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":"156.9.188.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/156.9.188.0-156.9.191.255/","statistics_now":{"registry":"ARIN","file_date":"2026-10-10","status":"allocated (dated 2026-10-09)"},"current_holder":{"rir":"ARIN","org":"iGpuNode Cloud LLC","handle":"ICL-269","how":"RDAP, looked up 2026-10-10 14:37 UTC"},"rdap_snapshots":[{"resource_type":"ipv4","start_key":"0000000000000000000000009c09bc00","end_key":"0000000000000000000000009c09bfff","captured_at":"2026-10-10T14:37:22+00:00","reason":"first","authoritative_rir":"ARIN","handle":"NET-156-9-188-0-1","name":"IGPUNODE-CLOUD-LLC","status":"active","org_handle":"ICL-269","org_name":"iGpuNode Cloud LLC","registration_date":"2026-10-09T11:56:58-04:00","last_changed_date":"2026-10-09T11:56:58-04:00","rdap_url":"https://rdap.arin.net/registry/ip/156.9.188.0"},{"resource_type":"ipv4","start_key":"0000000000000000000000009c09bc00","end_key":"0000000000000000000000009c09bfff","captured_at":"2026-10-10T14:37:12+00:00","reason":"first","authoritative_rir":"ARIN","handle":"NET-156-9-188-0-1","name":"IGPUNODE-CLOUD-LLC","status":"active","org_handle":"ICL-269","org_name":"iGpuNode Cloud LLC","registration_date":"2026-10-09T11:56:58-04:00","last_changed_date":"2026-10-09T11:56:58-04:00","rdap_url":"https://rdap.arin.net/registry/ip/156.9.188.0"}],"transfers":[],"events":[{"event_id":"1ecc36e3e74c7b2c","registry":"ARIN","report_date":"2026-10-09","source":"arin_issued","raw_action":"ADD","raw_line":"Add 156.9.188.0-156.9.191.255","resource_type":"ipv4","resource":"156.9.188.0/22","start":"156.9.188.0","end":"156.9.191.255","classification":"APPARENT_REISSUANCE","classification_label":"Apparent reissuance of previously removed resource","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":true,"classifier_version":"1.1.0","classified_at":"2026-10-10T17:50:51+00:00","page":"https://rirtracker.com/ip/156.9.188.0-156.9.191.255/#e-1ecc36e3e74c7b2c","report_page":"https://rirtracker.com/arin/reports/2026-10-09/","evidence_url":"https://rirtracker.com/api/v1/events/1ecc36e3e74c7b2c.json","explanation":"No transfer record matches. ARIN's statistics show it reserved on 2026-10-08 and allocated (dated 2026-10-09) on 2026-10-10. The tracker saw this range released from hold on 2026-10-06 (156.9.0.0-156.9.255.255), so it appears to have been issued again from ARIN's pool.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2026-October/006513.html","retrieved_at":"2026-10-10T14:37:05+00:00","summary":"ARIN-Issued report for 2026-10-09: \"Add 156.9.188.0-156.9.191.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20261008","retrieved_at":"2026-10-09T19:08:53+00:00","summary":"ARIN delegated statistics 2026-10-08 (produced 2026-10-08T13:00:23+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20261010","retrieved_at":"2026-10-10T14:37:10+00:00","summary":"ARIN delegated statistics 2026-10-10 (produced 2026-10-10T13:00:20+00:00), after the report: allocated (dated 2026-10-09)"}]},{"event_id":"900c26948ee9e11a","registry":"ARIN","report_date":"2026-10-09","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 156.9.188.0-156.9.191.255","resource_type":"ipv4","resource":"156.9.188.0/22","start":"156.9.188.0","end":"156.9.191.255","classification":"POOL_RECORD_CHANGE","classification_label":"Change to ARIN's own pool record","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Part of the issuance reported the same day","inventory_effect_code":"PAIRED","provisional":true,"classifier_version":"1.1.0","classified_at":"2026-10-10T17:50:51+00:00","page":"https://rirtracker.com/ip/156.9.188.0-156.9.191.255/#e-900c26948ee9e11a","report_page":"https://rirtracker.com/arin/reports/2026-10-09/","evidence_url":"https://rirtracker.com/api/v1/events/900c26948ee9e11a.json","explanation":"ARIN's statistics show it reserved on 2026-10-08 and allocated (dated 2026-10-09) on 2026-10-10. ARIN removed its own pool record for this range as part of issuing it: the same report adds 156.9.188.0-156.9.191.255. The issuance is explained on that line.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2026-October/006513.html","retrieved_at":"2026-10-10T14:37:05+00:00","summary":"ARIN-Issued report for 2026-10-09: \"Remove 156.9.188.0-156.9.191.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20261008","retrieved_at":"2026-10-09T19:08:53+00:00","summary":"ARIN delegated statistics 2026-10-08 (produced 2026-10-08T13:00:23+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20261010","retrieved_at":"2026-10-10T14:37:10+00:00","summary":"ARIN delegated statistics 2026-10-10 (produced 2026-10-10T13:00:20+00:00), after the report: allocated (dated 2026-10-09)"}]}],"classification_history":{"1ecc36e3e74c7b2c":[{"raw_change_id":7940,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.0.0","classified_at":"2026-10-10T14:39:54+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2026-10-08 and allocated (dated 2026-10-09) on 2026-10-10. The tracker saw this range released from hold on 2026-10-06 (156.9.0.0-156.9.255.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":7940,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.1.0","classified_at":"2026-10-10T17:50:51+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2026-10-08 and allocated (dated 2026-10-09) on 2026-10-10. The tracker saw this range released from hold on 2026-10-06 (156.9.0.0-156.9.255.255), so it appears to have been issued again from ARIN's pool."}],"900c26948ee9e11a":[{"raw_change_id":7931,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.0.0","classified_at":"2026-10-10T14:39:54+00:00","current":0,"public_explanation":"ARIN's statistics show it reserved on 2026-10-08 and allocated (dated 2026-10-09) on 2026-10-10. ARIN removed its own pool record for this range as part of issuing it: the same report adds 156.9.188.0-156.9.191.255. The issuance is explained on that line."},{"raw_change_id":7931,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.1.0","classified_at":"2026-10-10T17:50:51+00:00","current":1,"public_explanation":"ARIN's statistics show it reserved on 2026-10-08 and allocated (dated 2026-10-09) on 2026-10-10. ARIN removed its own pool record for this range as part of issuing it: the same report adds 156.9.188.0-156.9.191.255. The issuance is explained on that line."}]},"arin_statistics_now":{"file_date":"2026-10-10","status":"allocated (dated 2026-10-09)"}}