{"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":"200.9.144.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/200.9.144.0-200.9.144.255/","statistics_now":{"registry":"LACNIC","status":"allocated (dated 2022-02-07)"},"current_holder":{"rir":"LACNIC","org":null,"how":"LACNIC's latest statistics"},"rdap_snapshots":[],"transfers":[],"events":[{"event_id":"8d0d0ed35ee66163","registry":"LACNIC","report_date":"2022-02-07","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"200.9.144.0/24","start":"200.9.144.0","end":"200.9.144.255","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 LACNIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:24+00:00","page":"https://rirtracker.com/ip/200.9.144.0-200.9.144.255/#e-8d0d0ed35ee66163","report_page":"https://rirtracker.com/lacnic/reports/2022-02-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/200.9.144.0-200.9.144.255.json","observed":"200.9.144.0/24 reserved on 2022-02-06, allocated on 2022-02-07","explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-02-06 and allocated (dated 2022-02-07) on 2022-02-07. The tracker saw this range released from hold on 2022-01-31 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220207","retrieved_at":"2026-10-13T00:22:41+00:00","summary":"Found by comparing LACNIC's daily statistics: 200.9.144.0/24 reserved on 2022-02-06, allocated on 2022-02-07"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220206","retrieved_at":"2026-10-13T00:22:36+00:00","summary":"LACNIC delegated statistics 2022-02-06, before the change: reserved"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220207","retrieved_at":"2026-10-13T00:22:41+00:00","summary":"LACNIC delegated statistics 2022-02-07, after the change: allocated (dated 2022-02-07)"}]},{"event_id":"30df22eab48533be","registry":"LACNIC","report_date":"2022-01-31","source":"statistics","raw_action":"RELEASED","raw_line":null,"resource_type":"ipv4","resource":"200.9.144.0/24","start":"200.9.144.0","end":"200.9.144.255","classification":"HOLD_RELEASED","classification_label":"Released from hold (LACNIC lists it as 'available')","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"LACNIC's statistics now list it as 'available'; reissue not confirmed","inventory_effect_code":"RELEASED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:21+00:00","page":"https://rirtracker.com/ip/200.9.144.0-200.9.144.255/#e-30df22eab48533be","report_page":"https://rirtracker.com/lacnic/reports/2022-01-31/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/200.9.144.0-200.9.144.255.json","observed":"200.9.144.0/24 reserved on 2022-01-30, available on 2022-01-31","explanation":"LACNIC's statistics show it reserved on 2022-01-30 and available on 2022-01-31. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-05-07, 269 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed.","evidence":[{"type":"statistics_diff","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220131","retrieved_at":"2026-10-13T00:22:02+00:00","summary":"Found by comparing LACNIC's daily statistics: 200.9.144.0/24 reserved on 2022-01-30, available on 2022-01-31"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220130","retrieved_at":"2026-10-13T00:21:57+00:00","summary":"LACNIC delegated statistics 2022-01-30, before the change: reserved"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220131","retrieved_at":"2026-10-13T00:22:02+00:00","summary":"LACNIC delegated statistics 2022-01-31, after the change: available"}]},{"event_id":"a49dabf5699157b4","registry":"LACNIC","report_date":"2021-05-07","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"200.9.144.0/24","start":"200.9.144.0","end":"200.9.144.255","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":"2026-10-14T00:13:08+00:00","page":"https://rirtracker.com/ip/200.9.144.0-200.9.144.255/#e-a49dabf5699157b4","report_page":"https://rirtracker.com/lacnic/reports/2021-05-07/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/200.9.144.0-200.9.144.255.json","observed":"200.9.144.0/24 assigned on 2021-05-06, reserved on 2021-05-07","hold":{"hold_rule_source_url":"https://www.lacnic.net/1077/1/lacnic","hold_rule_months":6,"estimated_hold_end":"2021-11-07","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 2015-08-11) on 2021-05-06 and reserved on 2021-05-07. 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 2021-11-07. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2021/delegated-lacnic-extended-20210507","retrieved_at":"2026-10-12T23:58:09+00:00","summary":"Found by comparing LACNIC's daily statistics: 200.9.144.0/24 assigned on 2021-05-06, reserved on 2021-05-07"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2021/delegated-lacnic-extended-20210506","retrieved_at":"2026-10-12T23:58:04+00:00","summary":"LACNIC delegated statistics 2021-05-06, before the change: assigned (dated 2015-08-11)"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2021/delegated-lacnic-extended-20210507","retrieved_at":"2026-10-12T23:58:09+00:00","summary":"LACNIC delegated statistics 2021-05-07, after the change: reserved"}]},{"event_id":"35fdc93afaf5b4ba","registry":"LACNIC","report_date":"2015-08-11","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"200.9.144.0/24","start":"200.9.144.0","end":"200.9.144.255","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 LACNIC-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:15+00:00","page":"https://rirtracker.com/ip/200.9.144.0-200.9.144.255/#e-35fdc93afaf5b4ba","report_page":"https://rirtracker.com/lacnic/reports/2015-08-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/200.9.144.0-200.9.144.255.json","observed":"200.9.144.0/24 reserved on 2015-08-10, assigned on 2015-08-11","explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2015-08-10 and assigned (dated 2015-08-11) on 2015-08-11. The tracker saw this range removed from registration on 2013-03-25 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool.","evidence":[{"type":"statistics_diff","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2015/delegated-lacnic-extended-20150811","retrieved_at":"2026-10-12T20:56:51+00:00","summary":"Found by comparing LACNIC's daily statistics: 200.9.144.0/24 reserved on 2015-08-10, assigned on 2015-08-11"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2015/delegated-lacnic-extended-20150810","retrieved_at":"2026-10-12T20:56:44+00:00","summary":"LACNIC delegated statistics 2015-08-10, before the change: reserved"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2015/delegated-lacnic-extended-20150811","retrieved_at":"2026-10-12T20:56:51+00:00","summary":"LACNIC delegated statistics 2015-08-11, after the change: assigned (dated 2015-08-11)"}]},{"event_id":"ec625641766cbc59","registry":"LACNIC","report_date":"2013-03-25","source":"statistics","raw_action":"REMOVED","raw_line":null,"resource_type":"ipv4","resource":"200.9.144.0/24","start":"200.9.144.0","end":"200.9.144.255","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":"2026-10-13T23:57:20+00:00","page":"https://rirtracker.com/ip/200.9.144.0-200.9.144.255/#e-ec625641766cbc59","report_page":"https://rirtracker.com/lacnic/reports/2013-03-25/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/200.9.144.0-200.9.144.255.json","observed":"200.9.144.0/24 assigned on 2013-03-24, available on 2013-03-25","explanation":"Removed from active registration. The tracker found it by comparing LACNIC's daily statistics. LACNIC's statistics show it assigned (dated 1993-10-11) on 2013-03-24 and available on 2013-03-25. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC's current hold for IPv4 space applies to removals from 2020-03-01 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability.","evidence":[{"type":"statistics_diff","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2013/delegated-lacnic-extended-20130325","retrieved_at":"2026-10-12T19:40:14+00:00","summary":"Found by comparing LACNIC's daily statistics: 200.9.144.0/24 assigned on 2013-03-24, available on 2013-03-25"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2013/delegated-lacnic-extended-20130324","retrieved_at":"2026-10-12T19:40:10+00:00","summary":"LACNIC delegated statistics 2013-03-24, before the change: assigned (dated 1993-10-11)"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2013/delegated-lacnic-extended-20130325","retrieved_at":"2026-10-12T19:40:14+00:00","summary":"LACNIC delegated statistics 2013-03-25, after the change: available"}]}],"classification_history":{"8d0d0ed35ee66163":[{"raw_change_id":496502,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:23:00+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-02-06 and allocated (dated 2022-02-07) on 2022-02-07. The tracker saw this range released from hold on 2022-01-31 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":496502,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:24:39+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-02-06 and allocated (dated 2022-02-07) on 2022-02-07. The tracker saw this range released from hold on 2022-01-31 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":496502,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:08:52+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-02-06 and allocated (dated 2022-02-07) on 2022-02-07. The tracker saw this range released from hold on 2022-01-31 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":496502,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:24+00:00","current":1,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-02-06 and allocated (dated 2022-02-07) on 2022-02-07. The tracker saw this range released from hold on 2022-01-31 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool."}],"30df22eab48533be":[{"raw_change_id":495786,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:22:41+00:00","current":0,"public_explanation":"LACNIC's statistics show it reserved on 2022-01-30 and available on 2022-01-31. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-05-07, 269 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":495786,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:24:36+00:00","current":0,"public_explanation":"LACNIC's statistics show it reserved on 2022-01-30 and available on 2022-01-31. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-05-07, 269 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":495786,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:08:49+00:00","current":0,"public_explanation":"LACNIC's statistics show it reserved on 2022-01-30 and available on 2022-01-31. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-05-07, 269 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":495786,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:21+00:00","current":1,"public_explanation":"LACNIC's statistics show it reserved on 2022-01-30 and available on 2022-01-31. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-05-07, 269 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed."}],"a49dabf5699157b4":[{"raw_change_id":478637,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:13:43+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 2015-08-11) on 2021-05-06 and reserved on 2021-05-07. 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 2021-11-07. This does not confirm availability."},{"raw_change_id":478637,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:23:38+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 assigned (dated 2015-08-11) on 2021-05-06 and reserved on 2021-05-07. 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 2021-11-07. This does not confirm availability."},{"raw_change_id":478637,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:07:46+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 2015-08-11) on 2021-05-06 and reserved on 2021-05-07. 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 2021-11-07. This does not confirm availability."},{"raw_change_id":478637,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:13:08+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 2015-08-11) on 2021-05-06 and reserved on 2021-05-07. 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 2021-11-07. This does not confirm availability."}],"35fdc93afaf5b4ba":[{"raw_change_id":306047,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:58:40+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2015-08-10 and assigned (dated 2015-08-11) on 2015-08-11. The tracker saw this range removed from registration on 2013-03-25 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":306047,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:13:52+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2015-08-10 and assigned (dated 2015-08-11) on 2015-08-11. The tracker saw this range removed from registration on 2013-03-25 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":306047,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:57:17+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2015-08-10 and assigned (dated 2015-08-11) on 2015-08-11. The tracker saw this range removed from registration on 2013-03-25 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":306047,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:01:15+00:00","current":1,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2015-08-10 and assigned (dated 2015-08-11) on 2015-08-11. The tracker saw this range removed from registration on 2013-03-25 (200.9.144.0/24), so it appears to have been issued again from LACNIC's pool."}],"ec625641766cbc59":[{"raw_change_id":244872,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:28:37+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 1993-10-11) on 2013-03-24 and available on 2013-03-25. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC's published hold for IPv4 space applies from 2020-03-01, after this removal, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":244872,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:10:28+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 1993-10-11) on 2013-03-24 and available on 2013-03-25. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC's current hold for IPv4 space applies to removals from 2020-03-01 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":244872,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:53:36+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 1993-10-11) on 2013-03-24 and available on 2013-03-25. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC's current hold for IPv4 space applies to removals from 2020-03-01 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."},{"raw_change_id":244872,"classification_code":"REMOVED_REASON_UNKNOWN","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:57:20+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 1993-10-11) on 2013-03-24 and available on 2013-03-25. Public sources do not distinguish a voluntary return, revocation, or reclamation. LACNIC's current hold for IPv4 space applies to removals from 2020-03-01 on, and this one came earlier, so the tracker gives no estimate. This does not confirm availability."}]},"arin_statistics_now":{"status":"not listed"}}