{"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":"191.37.140.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/191.37.140.0-191.37.143.255/","statistics_now":{"registry":"LACNIC","status":"allocated (dated 2014-03-20)"},"current_holder":{"rir":"LACNIC","org":"Edvaldo Rocha da Silva - ME","how":"LACNIC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":132036,"date":"2020-12-10T13:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"LACNIC","recipient_rir":"LACNIC","source_org":"Marcelo Silvestro ME","recipient_org":"Edvaldo Rocha da Silva - ME","range":"191.37.140.0/22","log":"LACNIC"}],"events":[{"event_id":"12833600197e186c","registry":"LACNIC","report_date":"2020-12-10","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"191.37.140.0/22","start":"191.37.140.0","end":"191.37.143.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-LACNIC transfer","confidence":"CONFIRMED","source_rir":"LACNIC","recipient_rir":"LACNIC","source_organization":"Marcelo Silvestro ME","recipient_organization":"Edvaldo Rocha da Silva - ME","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/191.37.140.0-191.37.143.255/#e-12833600197e186c","report_page":"https://rirtracker.com/lacnic/reports/2020-12-10/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/191.37.140.0-191.37.143.255.json","observed":"Transfer: Marcelo Silvestro ME (LACNIC) to Edvaldo Rocha da Silva - ME (LACNIC)","explanation":"LACNIC's transfer log records a transfer from Marcelo Silvestro ME (LACNIC) to Edvaldo Rocha da Silva - ME (LACNIC) on 2020-12-10 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 2020-12-10 13:00 UTC, Marcelo Silvestro ME (LACNIC) to Edvaldo Rocha da Silva - ME (LACNIC); resources moved: 191.37.140.0/22"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2020/delegated-lacnic-extended-20201209","retrieved_at":"2026-10-12T23:44:54+00:00","summary":"LACNIC delegated statistics 2020-12-09, before the change: allocated (dated 2014-03-20)"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2020/delegated-lacnic-extended-20201210","retrieved_at":"2026-10-12T23:44:59+00:00","summary":"LACNIC delegated statistics 2020-12-10, after the change: allocated (dated 2014-03-20)"}]},{"event_id":"961e8026e51141b1","registry":"LACNIC","report_date":"2014-03-20","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"191.37.140.0/22","start":"191.37.140.0","end":"191.37.143.255","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":"2026-10-13T23:58:35+00:00","page":"https://rirtracker.com/ip/191.37.140.0-191.37.143.255/#e-961e8026e51141b1","report_page":"https://rirtracker.com/lacnic/reports/2014-03-20/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/191.37.140.0-191.37.143.255.json","observed":"191.37.140.0/22 available on 2014-03-19, allocated on 2014-03-20","explanation":"No transfer record matches. LACNIC's statistics show it available on 2014-03-19 and allocated (dated 2014-03-20) on 2014-03-20. 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/2014/delegated-lacnic-extended-20140320","retrieved_at":"2026-10-12T20:07:00+00:00","summary":"Found by comparing LACNIC's daily statistics: 191.37.140.0/22 available on 2014-03-19, allocated on 2014-03-20"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2014/delegated-lacnic-extended-20140319","retrieved_at":"2026-10-12T20:06:55+00:00","summary":"LACNIC delegated statistics 2014-03-19, before the change: available"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2014/delegated-lacnic-extended-20140320","retrieved_at":"2026-10-12T20:07:00+00:00","summary":"LACNIC delegated statistics 2014-03-20, after the change: allocated (dated 2014-03-20)"}]}],"classification_history":{"12833600197e186c":[{"raw_change_id":30466,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:33:20+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from Marcelo Silvestro ME (LACNIC) to Edvaldo Rocha da Silva - ME (LACNIC) on 2020-12-10 13:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":30466,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:01:43+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from Marcelo Silvestro ME (LACNIC) to Edvaldo Rocha da Silva - ME (LACNIC) on 2020-12-10 13:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":30466,"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 Marcelo Silvestro ME (LACNIC) to Edvaldo Rocha da Silva - ME (LACNIC) on 2020-12-10 13:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."},{"raw_change_id":30466,"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 Marcelo Silvestro ME (LACNIC) to Edvaldo Rocha da Silva - ME (LACNIC) on 2020-12-10 13:00 UTC. The registration changed hands; it is not a new allocation from LACNIC."}],"961e8026e51141b1":[{"raw_change_id":265691,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:38:51+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it available on 2014-03-19 and allocated (dated 2014-03-20) on 2014-03-20. It moved from LACNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by LACNIC."},{"raw_change_id":265691,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:11:35+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it available on 2014-03-19 and allocated (dated 2014-03-20) on 2014-03-20. It moved from LACNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by LACNIC."},{"raw_change_id":265691,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:54:48+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it available on 2014-03-19 and allocated (dated 2014-03-20) on 2014-03-20. It moved from LACNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by LACNIC."},{"raw_change_id":265691,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:58:35+00:00","current":1,"public_explanation":"No transfer record matches. LACNIC's statistics show it available on 2014-03-19 and allocated (dated 2014-03-20) on 2014-03-20. 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"}}