{"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":"192.153.222.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/192.153.222.0-192.153.223.255/","statistics_now":{"registry":"APNIC","status":"assigned (dated 2011-02-07)"},"current_holder":{"rir":"APNIC","org":null,"how":"APNIC's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"086bd55926f3ebcc","registry":"APNIC","report_date":"2020-12-21","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"192.153.222.0/23","start":"192.153.222.0","end":"192.153.223.255","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":"2026-10-14T00:11:37+00:00","page":"https://rirtracker.com/ip/192.153.222.0-192.153.223.255/#e-086bd55926f3ebcc","report_page":"https://rirtracker.com/apnic/reports/2020-12-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.153.222.0-192.153.223.255.json","observed":"192.153.222.0/23 reserved on 2020-12-21, assigned on 2020-12-22","explanation":"No transfer record matches. APNIC's statistics show it reserved on 2020-12-21 and assigned (dated 2011-02-07) on 2020-12-22. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance.","evidence":[{"type":"statistics_diff","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201222.gz","retrieved_at":"2026-10-12T23:34:24+00:00","summary":"Found by comparing APNIC's daily statistics: 192.153.222.0/23 reserved on 2020-12-21, assigned on 2020-12-22"},{"type":"delegated_before","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201221.gz","retrieved_at":"2026-10-12T23:34:20+00:00","summary":"APNIC delegated statistics 2020-12-21, before the change: reserved"},{"type":"delegated_after","url":"https://ftp.apnic.net/stats/apnic/2020/delegated-apnic-extended-20201222.gz","retrieved_at":"2026-10-12T23:34:24+00:00","summary":"APNIC delegated statistics 2020-12-22, after the change: assigned (dated 2011-02-07)"}]}],"classification_history":{"086bd55926f3ebcc":[{"raw_change_id":461147,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.0","classified_at":"2026-10-13T06:06:11+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it reserved on 2020-12-21 and assigned (dated 2011-02-07) on 2020-12-22. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance."},{"raw_change_id":461147,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.1","classified_at":"2026-10-13T08:22:28+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it reserved on 2020-12-21 and assigned (dated 2011-02-07) on 2020-12-22. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance."},{"raw_change_id":461147,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.3.2","classified_at":"2026-10-13T15:06:31+00:00","current":0,"public_explanation":"No transfer record matches. APNIC's statistics show it reserved on 2020-12-21 and assigned (dated 2011-02-07) on 2020-12-22. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance."},{"raw_change_id":461147,"classification_code":"UNRESOLVED","confidence":"OBSERVED_ONLY","classifier_version":"1.4.0","classified_at":"2026-10-14T00:11:37+00:00","current":1,"public_explanation":"No transfer record matches. APNIC's statistics show it reserved on 2020-12-21 and assigned (dated 2011-02-07) on 2020-12-22. The new registration isn't dated near that day, so the tracker can't tell whether this is a new issuance."}]},"arin_statistics_now":{"status":"not listed"}}