{"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":"201.221.112.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/201.221.112.0-201.221.119.255/","statistics_now":{"registry":"LACNIC","status":"allocated (dated 2020-09-10), allocated (dated 2020-09-17)"},"current_holder":{"rir":"LACNIC","org":null,"how":"LACNIC's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"49e98920ae988357","registry":"LACNIC","report_date":"2020-03-09","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"201.221.112.0/21","start":"201.221.112.0","end":"201.221.119.255","classification":"REMOVED_REASON_UNKNOWN","classification_label":"Removed (return, revocation or reclamation not publicly distinguishable)","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Possible future reissue candidate after hold","inventory_effect_code":"HOLD_CANDIDATE","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:10:35+00:00","page":"https://rirtracker.com/ip/201.221.112.0-201.221.119.255/#e-49e98920ae988357","report_page":"https://rirtracker.com/lacnic/reports/2020-03-09/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/201.221.112.0-201.221.119.255.json","observed":"201.221.112.0/21 allocated on 2020-03-08, reserved on 2020-03-09","hold":{"hold_rule_source_url":"https://www.lacnic.net/1077/1/lacnic","hold_rule_months":6,"estimated_hold_end":"2020-09-09","availability_statement":"Possible reissue candidate after this date; not confirmed available"},"explanation":"Removed from active registration. The tracker found it by comparing LACNIC's daily statistics. LACNIC's statistics show it allocated (dated 2007-10-11) on 2020-03-08 and reserved on 2020-03-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC holds returned, revoked and reclaimed IPv4 space for 6 calendar months before reissuing it, so the estimated hold end is 2020-09-09. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2020/delegated-lacnic-extended-20200309","retrieved_at":"2026-10-12T23:19:36+00:00","summary":"Found by comparing LACNIC's daily statistics: 201.221.112.0/21 allocated on 2020-03-08, reserved on 2020-03-09"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2020/delegated-lacnic-extended-20200308","retrieved_at":"2026-10-12T23:19:31+00:00","summary":"LACNIC delegated statistics 2020-03-08, before the change: allocated (dated 2007-10-11)"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2020/delegated-lacnic-extended-20200309","retrieved_at":"2026-10-12T23:19:36+00:00","summary":"LACNIC delegated statistics 2020-03-09, after the change: reserved"}]}],"classification_history":{"49e98920ae988357":[{"raw_change_id":446379,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:59:17+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing LACNIC's daily statistics. LACNIC's statistics show it allocated (dated 2007-10-11) on 2020-03-08 and reserved on 2020-03-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC holds returned, revoked and reclaimed IPv4 space for 6 calendar months before reissuing it, so the earliest estimated hold expiration is 2020-09-09. This does not confirm availability."},{"raw_change_id":446379,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:21:38+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing LACNIC's daily statistics. LACNIC's statistics show it allocated (dated 2007-10-11) on 2020-03-08 and reserved on 2020-03-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC holds returned, revoked and reclaimed IPv4 space for 6 calendar months before reissuing it, so the earliest estimated hold expiration is 2020-09-09. This does not confirm availability."},{"raw_change_id":446379,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:05:38+00:00","current":0,"public_explanation":"Removed from active registration. The tracker found it by comparing LACNIC's daily statistics. LACNIC's statistics show it allocated (dated 2007-10-11) on 2020-03-08 and reserved on 2020-03-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC holds returned, revoked and reclaimed IPv4 space for 6 calendar months before reissuing it, so the earliest estimated hold expiration is 2020-09-09. This does not confirm availability."},{"raw_change_id":446379,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:10:35+00:00","current":1,"public_explanation":"Removed from active registration. The tracker found it by comparing LACNIC's daily statistics. LACNIC's statistics show it allocated (dated 2007-10-11) on 2020-03-08 and reserved on 2020-03-09. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC holds returned, revoked and reclaimed IPv4 space for 6 calendar months before reissuing it, so the estimated hold end is 2020-09-09. This does not confirm availability."}]},"arin_statistics_now":{"status":"not listed"}}