{"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":"164.163.192.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/164.163.192.0-164.163.195.255/","statistics_now":{"registry":"LACNIC","status":"allocated (dated 2017-07-17)"},"current_holder":{"rir":"LACNIC","org":"LINK BRASIL TELECOMUNICACOES LTDA","how":"LACNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":132175,"date":"2022-02-22T13:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"LACNIC","recipient_rir":"LACNIC","source_org":"C.B. MACEDO PROVEDOR DE INTERNET","recipient_org":"LINK BRASIL TELECOMUNICACOES LTDA","range":"164.163.192.0/22","log":"LACNIC"}],"events":[{"event_id":"702cd4dd558675c4","registry":"LACNIC","report_date":"2022-02-22","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"164.163.192.0/22","start":"164.163.192.0","end":"164.163.195.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-LACNIC transfer","confidence":"CONFIRMED","source_rir":"LACNIC","recipient_rir":"LACNIC","source_organization":"C.B. MACEDO PROVEDOR DE INTERNET","recipient_organization":"LINK BRASIL TELECOMUNICACOES LTDA","inventory_effect":"No effect on LACNIC applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:26+00:00","page":"https://rirtracker.com/ip/164.163.192.0-164.163.195.255/#e-702cd4dd558675c4","report_page":"https://rirtracker.com/lacnic/reports/2022-02-22/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/164.163.192.0-164.163.195.255.json","observed":"Transfer: C.B. MACEDO PROVEDOR DE INTERNET (LACNIC) to LINK BRASIL TELECOMUNICACOES LTDA (LACNIC)","explanation":"LACNIC's transfer log records a transfer from C.B. MACEDO PROVEDOR DE INTERNET (LACNIC) to LINK BRASIL TELECOMUNICACOES LTDA (LACNIC) on 2022-02-22 13:00 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 2022-02-22 13:00 UTC, C.B. MACEDO PROVEDOR DE INTERNET (LACNIC) to LINK BRASIL TELECOMUNICACOES LTDA (LACNIC); resources moved: 164.163.192.0/22"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220221","retrieved_at":"2026-10-13T00:23:54+00:00","summary":"LACNIC delegated statistics 2022-02-21, before the change: allocated (dated 2017-07-17)"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220222","retrieved_at":"2026-10-13T00:23:59+00:00","summary":"LACNIC delegated statistics 2022-02-22, after the change: allocated (dated 2017-07-17)"}]},{"event_id":"3321230be91c7d83","registry":"LACNIC","report_date":"2017-07-17","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"164.163.192.0/22","start":"164.163.192.0","end":"164.163.195.255","classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","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":"2026-10-14T00:04:57+00:00","page":"https://rirtracker.com/ip/164.163.192.0-164.163.195.255/#e-3321230be91c7d83","report_page":"https://rirtracker.com/lacnic/reports/2017-07-17/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/164.163.192.0-164.163.195.255.json","observed":"164.163.192.0/22 reserved on 2017-07-16, allocated on 2017-07-17","explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2017-07-16 and allocated (dated 2017-07-17) on 2017-07-17. It moved from LACNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by LACNIC.","evidence":[{"type":"statistics_diff","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2017/delegated-lacnic-extended-20170717","retrieved_at":"2026-10-12T21:55:29+00:00","summary":"Found by comparing LACNIC's daily statistics: 164.163.192.0/22 reserved on 2017-07-16, allocated on 2017-07-17"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2017/delegated-lacnic-extended-20170716","retrieved_at":"2026-10-12T21:55:24+00:00","summary":"LACNIC delegated statistics 2017-07-16, before the change: reserved"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2017/delegated-lacnic-extended-20170717","retrieved_at":"2026-10-12T21:55:29+00:00","summary":"LACNIC delegated statistics 2017-07-17, after the change: allocated (dated 2017-07-17)"}]}],"classification_history":{"702cd4dd558675c4":[{"raw_change_id":30605,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:33:24+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from C.B. MACEDO PROVEDOR DE INTERNET (LACNIC) to LINK BRASIL TELECOMUNICACOES LTDA (LACNIC) on 2022-02-22 13:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":30605,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:44+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from C.B. MACEDO PROVEDOR DE INTERNET (LACNIC) to LINK BRASIL TELECOMUNICACOES LTDA (LACNIC) on 2022-02-22 13:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":30605,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:43:52+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from C.B. MACEDO PROVEDOR DE INTERNET (LACNIC) to LINK BRASIL TELECOMUNICACOES LTDA (LACNIC) on 2022-02-22 13:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":30605,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:26+00:00","current":1,"public_explanation":"LACNIC's transfer log records a transfer from C.B. MACEDO PROVEDOR DE INTERNET (LACNIC) to LINK BRASIL TELECOMUNICACOES LTDA (LACNIC) on 2022-02-22 13:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."}],"3321230be91c7d83":[{"raw_change_id":363712,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:25:33+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2017-07-16 and allocated (dated 2017-07-17) on 2017-07-17. The tracker saw this range released from hold on 2017-04-05 (164.163.0.0/16), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":363712,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:16:58+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2017-07-16 and allocated (dated 2017-07-17) on 2017-07-17. The tracker saw this range released from hold on 2017-04-05 (164.163.0.0/16), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":363712,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T15:00:36+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2017-07-16 and allocated (dated 2017-07-17) on 2017-07-17. The tracker saw this range released from hold on 2017-04-05 (164.163.0.0/16), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":363712,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:04:57+00:00","current":1,"public_explanation":"No transfer record matches. LACNIC's statistics show it reserved on 2017-07-16 and allocated (dated 2017-07-17) on 2017-07-17. It moved from LACNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by LACNIC."}]},"arin_statistics_now":{"status":"not listed"}}