{"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":"170.81.52.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/170.81.52.0-170.81.55.255/","statistics_now":{"registry":"RIPE NCC","status":"allocated (dated 2016-11-30)"},"current_holder":{"rir":"RIPE NCC","org":"LEW TelNet GmbH","how":"The RIPE NCC's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":85949,"date":"2022-03-14T19:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"LACNIC","recipient_rir":"RIPE NCC","source_org":null,"recipient_org":"LEW TelNet GmbH","range":"170.81.52.0/22","log":"RIPE NCC"},{"id":132188,"date":"2022-03-14T11:00:00Z","type":"RESOURCE_TRANSFER","source_rir":"LACNIC","recipient_rir":"RIPE NCC","source_org":"ISP COMPAÑIA S.A","recipient_org":"LEW TelNet GmbH","range":"170.81.52.0/22","log":"LACNIC"}],"events":[{"event_id":"5a1fe4661df89b17","registry":"RIPE NCC","report_date":"2022-03-14","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"170.81.52.0/22","start":"170.81.52.0","end":"170.81.55.255","classification":"INTER_RIR_TRANSFER_IN","classification_label":"Inter-RIR transfer into the RIPE NCC","confidence":"CONFIRMED","source_rir":"LACNIC","recipient_rir":"RIPE NCC","source_organization":null,"recipient_organization":"LEW TelNet GmbH","inventory_effect":"Transferred into RIPE NCC administration; not a new issuance","inventory_effect_code":"TRANSFER_IN","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:01+00:00","page":"https://rirtracker.com/ip/170.81.52.0-170.81.55.255/#e-5a1fe4661df89b17","report_page":"https://rirtracker.com/ripe/reports/2022-03-14/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.81.52.0-170.81.55.255.json","observed":"Transfer: (no name) (LACNIC) to LEW TelNet GmbH (RIPE NCC)","same_transfer_as":"16a94bd156197250","explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 19:00 UTC: it came to the RIPE NCC from LACNIC. It was already issued by another registry, so this is not a new issuance.","evidence":[{"type":"transfer","url":"https://ftp.ripe.net/pub/stats/ripencc/transfers/transfers_latest.json","retrieved_at":"2026-10-13T21:49:37+00:00","summary":"Transfer log: RESOURCE_TRANSFER on 2022-03-14 19:00 UTC, (no name) (LACNIC) to LEW TelNet GmbH (RIPE NCC); resources moved: 170.81.52.0/22"},{"type":"delegated_before","url":"https://ftp.ripe.net/pub/stats/ripencc/2022/delegated-ripencc-extended-20220313.bz2","retrieved_at":"2026-10-12T23:30:15+00:00","summary":"RIPE NCC delegated statistics 2022-03-13 (produced 2022-03-13T22:59:00+00:00), before the change: not listed"},{"type":"delegated_after","url":"https://ftp.ripe.net/pub/stats/ripencc/2022/delegated-ripencc-extended-20220314.bz2","retrieved_at":"2026-10-12T23:30:18+00:00","summary":"RIPE NCC delegated statistics 2022-03-14 (produced 2022-03-14T22:59:00+00:00), after the change: allocated (dated 2016-11-30)"}]},{"event_id":"16a94bd156197250","registry":"LACNIC","report_date":"2022-03-14","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"170.81.52.0/22","start":"170.81.52.0","end":"170.81.55.255","classification":"INTER_RIR_TRANSFER_OUT","classification_label":"Inter-RIR transfer out of LACNIC","confidence":"CONFIRMED","source_rir":"LACNIC","recipient_rir":"RIPE NCC","source_organization":"ISP COMPAÑIA S.A","recipient_organization":"LEW TelNet GmbH","inventory_effect":"Transferred out of LACNIC administration; not offered to LACNIC applicants","inventory_effect_code":"TRANSFER_OUT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:46:26+00:00","page":"https://rirtracker.com/ip/170.81.52.0-170.81.55.255/#e-16a94bd156197250","report_page":"https://rirtracker.com/lacnic/reports/2022-03-14/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.81.52.0-170.81.55.255.json","observed":"Transfer: ISP COMPAÑIA S.A (LACNIC) to LEW TelNet GmbH (RIPE NCC)","same_transfer_as":"5a1fe4661df89b17","explanation":"LACNIC's transfer log records a transfer from ISP COMPAÑIA S.A (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 11:00 UTC: it left LACNIC for the RIPE NCC. It is not a new allocation and is not offered to LACNIC applicants.","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 2022-03-14 11:00 UTC, ISP COMPAÑIA S.A (LACNIC) to LEW TelNet GmbH (RIPE NCC); resources moved: 170.81.52.0/22"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220313","retrieved_at":"2026-10-13T00:25:34+00:00","summary":"LACNIC delegated statistics 2022-03-13, before the change: allocated (dated 2016-11-30)"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2022/delegated-lacnic-extended-20220314","retrieved_at":"2026-10-13T00:25:39+00:00","summary":"LACNIC delegated statistics 2022-03-14, after the change: not listed"}]},{"event_id":"82dfad86c23917a2","registry":"LACNIC","report_date":"2016-11-30","source":"statistics","raw_action":"ADDED","raw_line":null,"resource_type":"ipv4","resource":"170.81.52.0/22","start":"170.81.52.0","end":"170.81.55.255","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":"2026-10-14T00:03:34+00:00","page":"https://rirtracker.com/ip/170.81.52.0-170.81.55.255/#e-82dfad86c23917a2","report_page":"https://rirtracker.com/lacnic/reports/2016-11-30/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.81.52.0-170.81.55.255.json","observed":"170.81.52.0/22 available on 2016-11-29, allocated on 2016-11-30","explanation":"No transfer record matches. LACNIC's statistics show it available on 2016-11-29 and allocated (dated 2016-11-30) on 2016-11-30. 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/2016/delegated-lacnic-extended-20161130","retrieved_at":"2026-10-12T21:36:04+00:00","summary":"Found by comparing LACNIC's daily statistics: 170.81.52.0/22 available on 2016-11-29, allocated on 2016-11-30"},{"type":"delegated_before","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2016/delegated-lacnic-extended-20161129","retrieved_at":"2026-10-12T21:35:59+00:00","summary":"LACNIC delegated statistics 2016-11-29, before the change: available"},{"type":"delegated_after","url":"https://ftp.lacnic.net/pub/stats/lacnic/archive/2016/delegated-lacnic-extended-20161130","retrieved_at":"2026-10-12T21:36:04+00:00","summary":"LACNIC delegated statistics 2016-11-30, after the change: allocated (dated 2016-11-30)"}]}],"classification_history":{"5a1fe4661df89b17":[{"raw_change_id":86196,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:56:52+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 19:00 UTC: it came to the RIPE NCC from LACNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":86196,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:03:51+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 19:00 UTC: it came to the RIPE NCC from LACNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":86196,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:46:15+00:00","current":0,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 19:00 UTC: it came to the RIPE NCC from LACNIC. It was already issued by another registry, so this is not a new issuance."},{"raw_change_id":86196,"classification_code":"INTER_RIR_TRANSFER_IN","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:49:01+00:00","current":1,"public_explanation":"The RIPE NCC's transfer log records a transfer from an unnamed organization (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 19:00 UTC: it came to the RIPE NCC from LACNIC. It was already issued by another registry, so this is not a new issuance."}],"16a94bd156197250":[{"raw_change_id":30618,"classification_code":"INTER_RIR_TRANSFER_OUT","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T02:33:25+00:00","current":0,"public_explanation":"LACNIC's transfer log records a transfer from ISP COMPAÑIA S.A (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 11:00 UTC: it left LACNIC for the RIPE NCC. It is not a new allocation and is not offered to LACNIC applicants."},{"raw_change_id":30618,"classification_code":"INTER_RIR_TRANSFER_OUT","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 ISP COMPAÑIA S.A (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 11:00 UTC: it left LACNIC for the RIPE NCC. It is not a new allocation and is not offered to LACNIC applicants."},{"raw_change_id":30618,"classification_code":"INTER_RIR_TRANSFER_OUT","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 ISP COMPAÑIA S.A (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 11:00 UTC: it left LACNIC for the RIPE NCC. It is not a new allocation and is not offered to LACNIC applicants."},{"raw_change_id":30618,"classification_code":"INTER_RIR_TRANSFER_OUT","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 ISP COMPAÑIA S.A (LACNIC) to LEW TelNet GmbH (RIPE NCC) on 2022-03-14 11:00 UTC: it left LACNIC for the RIPE NCC. It is not a new allocation and is not offered to LACNIC applicants."}],"82dfad86c23917a2":[{"raw_change_id":342903,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T05:16:08+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it available on 2016-11-29 and allocated (dated 2016-11-30) on 2016-11-30. The tracker saw this range released from hold on 2014-04-23 (170.80.0.0/14), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":342903,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:15:51+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it available on 2016-11-29 and allocated (dated 2016-11-30) on 2016-11-30. The tracker saw this range released from hold on 2014-04-23 (170.80.0.0/14), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":342903,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:59:24+00:00","current":0,"public_explanation":"No transfer record matches. LACNIC's statistics show it available on 2016-11-29 and allocated (dated 2016-11-30) on 2016-11-30. The tracker saw this range released from hold on 2014-04-23 (170.80.0.0/14), so it appears to have been issued again from LACNIC's pool."},{"raw_change_id":342903,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-14T00:03:34+00:00","current":1,"public_explanation":"No transfer record matches. LACNIC's statistics show it available on 2016-11-29 and allocated (dated 2016-11-30) on 2016-11-30. 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"}}