{"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":"192.72.2.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/192.72.2.0-192.72.2.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2014-12-01)"},"current_holder":{"rir":"ARIN","org":null,"how":"ARIN's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"0bf9b32644a4a5fa","registry":"ARIN","report_date":"2014-12-01","source":"arin_issued","raw_action":"ADD","raw_line":"Add 192.72.2.0-192.72.2.255","resource_type":"ipv4","resource":"192.72.2.0/24","start":"192.72.2.0","end":"192.72.2.255","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":"2026-10-13T23:51:17+00:00","page":"https://rirtracker.com/ip/192.72.2.0-192.72.2.255/#e-0bf9b32644a4a5fa","report_page":"https://rirtracker.com/arin/reports/2014-12-01/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.72.2.0-192.72.2.255.json","explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2014-December/002182.html","retrieved_at":"2026-10-12T18:38:37+00:00","summary":"ARIN-Issued report for 2014-12-01: \"Add 192.72.2.0-192.72.2.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141130.gz","retrieved_at":"2026-10-12T20:44:47+00:00","summary":"ARIN delegated statistics 2014-11-30 (produced 2014-11-30T06:05:18+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141202.gz","retrieved_at":"2026-10-12T20:44:52+00:00","summary":"ARIN delegated statistics 2014-12-02 (produced 2014-12-02T06:04:42+00:00), after the report: assigned (dated 2014-12-01)"}]},{"event_id":"d2244d81e54795b8","registry":"ARIN","report_date":"2014-12-01","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 192.72.2.0-192.72.2.255","resource_type":"ipv4","resource":"192.72.2.0/24","start":"192.72.2.0","end":"192.72.2.255","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":"2026-10-13T23:51:17+00:00","page":"https://rirtracker.com/ip/192.72.2.0-192.72.2.255/#e-d2244d81e54795b8","report_page":"https://rirtracker.com/arin/reports/2014-12-01/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.72.2.0-192.72.2.255.json","explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2014-December/002182.html","retrieved_at":"2026-10-12T18:38:37+00:00","summary":"ARIN-Issued report for 2014-12-01: \"Remove 192.72.2.0-192.72.2.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141130.gz","retrieved_at":"2026-10-12T20:44:47+00:00","summary":"ARIN delegated statistics 2014-11-30 (produced 2014-11-30T06:05:18+00:00), before the report: not listed"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20141202.gz","retrieved_at":"2026-10-12T20:44:52+00:00","summary":"ARIN delegated statistics 2014-12-02 (produced 2014-12-02T06:04:42+00:00), after the report: assigned (dated 2014-12-01)"}]}],"classification_history":{"0bf9b32644a4a5fa":[{"raw_change_id":134894,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T03:28:01+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":134894,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:38+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":134894,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:14+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":134894,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:17+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log."}],"d2244d81e54795b8":[{"raw_change_id":134884,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T03:28:01+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":134884,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:38+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":134884,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:14+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log."},{"raw_change_id":134884,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:17+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it not listed on 2014-11-30 and assigned (dated 2014-12-01) on 2014-12-02. It wasn't in ARIN's statistics before, so it wasn't ARIN's unissued inventory; it may have come from another registry in a transfer not yet in the log."}]},"arin_statistics_now":{"status":"allocated (dated 2014-12-01)"}}