{"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":"200.50.144.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/200.50.144.0-200.50.159.255/","statistics_now":{"registry":"LACNIC","status":"allocated (dated 2023-09-27), allocated (dated 2023-09-28), allocated (dated 2023-10-25)"},"current_holder":{"rir":"LACNIC","org":null,"how":"LACNIC's latest statistics"},"rdap_snapshots":[],"transfers":[{"id":134750,"date":"2026-11-06T13:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"LACNIC","recipient_rir":"LACNIC","source_org":"EQUIPE POWER NET COMUNICACOES E MULTIMIDIAS LTDA","recipient_org":"WORLD WIFI TELECOMUNICACOES LTDA","range":"200.50.148.0/22","log":"LACNIC"}],"events":[{"event_id":"098cbbeb804cea46","registry":"LACNIC","report_date":"2023-03-07","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"200.50.144.0/20","start":"200.50.144.0","end":"200.50.159.255","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":"2026-10-14T00:16:21+00:00","page":"https://rirtracker.com/ip/200.50.144.0-200.50.159.255/#e-098cbbeb804cea46","report_page":"https://rirtracker.com/lacnic/reports/2023-03-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/200.50.144.0-200.50.159.255.json","observed":"200.50.144.0/20 assigned on 2023-03-06, reserved on 2023-03-07","hold":{"hold_rule_source_url":"https://www.lacnic.net/1077/1/lacnic","hold_rule_months":6,"estimated_hold_end":"2023-09-07","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 assigned (dated 2001-10-26) on 2023-03-06 and reserved on 2023-03-07. 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 2023-09-07. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2023/delegated-lacnic-extended-20230307","retrieved_at":"2026-10-13T00:57:42+00:00","summary":"Found by comparing LACNIC's daily statistics: 200.50.144.0/20 assigned on 2023-03-06, reserved on 2023-03-07"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2023/delegated-lacnic-extended-20230306","retrieved_at":"2026-10-13T00:57:37+00:00","summary":"LACNIC delegated statistics 2023-03-06, before the change: assigned (dated 2001-10-26)"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2023/delegated-lacnic-extended-20230307","retrieved_at":"2026-10-13T00:57:42+00:00","summary":"LACNIC delegated statistics 2023-03-07, after the change: reserved"}]}],"classification_history":{"098cbbeb804cea46":[{"raw_change_id":520931,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:34:45+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 assigned (dated 2001-10-26) on 2023-03-06 and reserved on 2023-03-07. 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 2023-09-07. This does not confirm availability."},{"raw_change_id":520931,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:26:16+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 assigned (dated 2001-10-26) on 2023-03-06 and reserved on 2023-03-07. 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 2023-09-07. This does not confirm availability."},{"raw_change_id":520931,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:10:36+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 assigned (dated 2001-10-26) on 2023-03-06 and reserved on 2023-03-07. 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 2023-09-07. This does not confirm availability."},{"raw_change_id":520931,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:16:21+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 assigned (dated 2001-10-26) on 2023-03-06 and reserved on 2023-03-07. 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 2023-09-07. This does not confirm availability."}]},"arin_statistics_now":{"status":"not listed"}}