{"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":"181.232.172.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/181.232.172.0-181.232.175.255/","statistics_now":{"registry":"LACNIC","status":"allocated (dated 2022-01-03)"},"current_holder":{"rir":"LACNIC","org":"INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES","how":"LACNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":133723,"date":"2026-09-11T11:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"LACNIC","recipient_rir":"LACNIC","source_org":"EISIP SA DE CV","recipient_org":"INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES","range":"181.232.172.0/22","log":"LACNIC"}],"events":[{"event_id":"cfaae9ce7107c3e8","registry":"LACNIC","report_date":"2026-09-11","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"181.232.172.0/22","start":"181.232.172.0","end":"181.232.175.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-LACNIC transfer","confidence":"CONFIRMED","source_rir":"LACNIC","recipient_rir":"LACNIC","source_organization":"EISIP SA DE CV","recipient_organization":"INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES","inventory_effect":"No effect on LACNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:17+00:00","page":"https://rirtracker.com/ip/181.232.172.0-181.232.175.255/#e-cfaae9ce7107c3e8","report_page":"https://rirtracker.com/lacnic/reports/2026-09-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/181.232.172.0-181.232.175.255.json","observed":"Transfer: EISIP SA DE CV (LACNIC) to INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES (LACNIC)","explanation":"LACNIC's transfer log records a transfer from EISIP SA DE CV (LACNIC) to INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES (LACNIC) on 2026-09-11 11:00 UTC. The registration changed hands; it is not a new allocation from LACNIC.","evidence":[{"type":"transfer","url":"https://ftp.lacnic.net/pub/stats/lacnic/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:38+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2026-09-11 11:00 UTC, EISIP SA DE CV (LACNIC) to INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES (LACNIC); resources moved: 181.232.172.0/22"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2026/delegated-lacnic-extended-20260910","retrieved_at":"2026-10-12T16:57:41+00:00","summary":"LACNIC delegated statistics 2026-09-10, before the change: allocated (dated 2022-01-03)"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2026/delegated-lacnic-extended-20260911","retrieved_at":"2026-10-12T16:57:46+00:00","summary":"LACNIC delegated statistics 2026-09-11, after the change: allocated (dated 2022-01-03)"}]},{"event_id":"8de23085efc63100","registry":"LACNIC","report_date":"2022-01-03","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"181.232.172.0/22","start":"181.232.172.0","end":"181.232.175.255","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":"2026-10-14T00:14:14+00:00","page":"https://rirtracker.com/ip/181.232.172.0-181.232.175.255/#e-8de23085efc63100","report_page":"https://rirtracker.com/lacnic/reports/2022-01-03/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/181.232.172.0-181.232.175.255.json","observed":"181.232.172.0/22 reserved on 2022-01-02, allocated on 2022-01-03","explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-01-02 and allocated (dated 2022-01-03) on 2022-01-03. The tracker saw this range released from hold on 2021-11-25 (181.232.172.0/22), 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-20220103","retrieved_at":"2026-10-13T00:19:31+00:00","summary":"Found by comparing LACNIC's daily statistics: 181.232.172.0/22 reserved on 2022-01-02, allocated on 2022-01-03"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220102","retrieved_at":"2026-10-13T00:19:27+00:00","summary":"LACNIC delegated statistics 2022-01-02, before the change: reserved"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220103","retrieved_at":"2026-10-13T00:19:31+00:00","summary":"LACNIC delegated statistics 2022-01-03, after the change: allocated (dated 2022-01-03)"}]},{"event_id":"94431d3bb3613746","registry":"LACNIC","report_date":"2021-11-25","source":"statistics","raw_action":"RELEASED","raw_line":null,"resource_type":"ipv4","resource":"181.232.172.0/22","start":"181.232.172.0","end":"181.232.175.255","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":"2026-10-14T00:14:07+00:00","page":"https://rirtracker.com/ip/181.232.172.0-181.232.175.255/#e-94431d3bb3613746","report_page":"https://rirtracker.com/lacnic/reports/2021-11-25/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/181.232.172.0-181.232.175.255.json","observed":"181.232.172.0/22 reserved on 2021-11-24, available on 2021-11-25","explanation":"LACNIC's statistics show it reserved on 2021-11-24 and available on 2021-11-25. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-06-07, 171 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/2021/delegated-lacnic-extended-20211125","retrieved_at":"2026-10-13T00:16:17+00:00","summary":"Found by comparing LACNIC's daily statistics: 181.232.172.0/22 reserved on 2021-11-24, available on 2021-11-25"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2021/delegated-lacnic-extended-20211124","retrieved_at":"2026-10-13T00:16:12+00:00","summary":"LACNIC delegated statistics 2021-11-24, before the change: reserved"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2021/delegated-lacnic-extended-20211125","retrieved_at":"2026-10-13T00:16:17+00:00","summary":"LACNIC delegated statistics 2021-11-25, after the change: available"}]}],"classification_history":{"cfaae9ce7107c3e8":[{"raw_change_id":26983,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.2.0","classified_at":"2026-10-12T17:43:29+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from EISIP SA DE CV (LACNIC) to INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES (LACNIC) on 2026-09-11 11:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":26983,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-12T18:23:24+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from EISIP SA DE CV (LACNIC) to INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES (LACNIC) on 2026-09-11 11:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":26983,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:36+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from EISIP SA DE CV (LACNIC) to INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES (LACNIC) on 2026-09-11 11:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":26983,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:44+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from EISIP SA DE CV (LACNIC) to INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES (LACNIC) on 2026-09-11 11:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":26983,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:17+00:00","current":1,"public_explanation":"LACNIC's transfer log records a transfer from EISIP SA DE CV (LACNIC) to INTERNET,SERVICIOS,ENLACES Y COMUNICACIONES (LACNIC) on 2026-09-11 11:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."}],"8de23085efc63100":[{"raw_change_id":494168,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:21:58+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-01-02 and allocated (dated 2022-01-03) on 2022-01-03. The tracker saw this range released from hold on 2021-11-25 (181.232.172.0/22), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":494168,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:24:31+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-01-02 and allocated (dated 2022-01-03) on 2022-01-03. The tracker saw this range released from hold on 2021-11-25 (181.232.172.0/22), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":494168,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:08:43+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-01-02 and allocated (dated 2022-01-03) on 2022-01-03. The tracker saw this range released from hold on 2021-11-25 (181.232.172.0/22), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":494168,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:14+00:00","current":1,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2022-01-02 and allocated (dated 2022-01-03) on 2022-01-03. The tracker saw this range released from hold on 2021-11-25 (181.232.172.0/22), so it appears to have been issued again from LACNIC's pool."}],"94431d3bb3613746":[{"raw_change_id":492501,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T06:21:16+00:00","current":0,"public_explanation":"LACNIC's statistics show it reserved on 2021-11-24 and available on 2021-11-25. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-06-07, 171 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":492501,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:24:25+00:00","current":0,"public_explanation":"LACNIC's statistics show it reserved on 2021-11-24 and available on 2021-11-25. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-06-07, 171 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":492501,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:08:37+00:00","current":0,"public_explanation":"LACNIC's statistics show it reserved on 2021-11-24 and available on 2021-11-25. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-06-07, 171 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed."},{"raw_change_id":492501,"classification_code":"HOLD_RELEASED","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:14:07+00:00","current":1,"public_explanation":"LACNIC's statistics show it reserved on 2021-11-24 and available on 2021-11-25. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2021-06-07, 171 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed."}]},"arin_statistics_now":{"status":"not listed"}}