{"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":"149.112.21.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/149.112.21.0-149.112.21.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2021-06-03)"},"current_holder":{"rir":"ARIN","org":"CoreSite","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":28048,"date":"2022-05-11T16:37:13Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"ATC IP LLC","recipient_org":"CoreSite","range":"149.112.21.0/24","log":"ARIN"},{"id":27347,"date":"2022-04-04T15:54:30Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"CFLIX LLC","recipient_org":"ATC IP LLC","range":"149.112.21.0/24","log":"ARIN"}],"events":[{"event_id":"8b2ee6ed87d0a8ad","registry":"ARIN","report_date":"2022-05-11","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"149.112.21.0/24","start":"149.112.21.0","end":"149.112.21.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"ATC IP LLC","recipient_organization":"CoreSite","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:02+00:00","page":"https://rirtracker.com/ip/149.112.21.0-149.112.21.255/#e-8b2ee6ed87d0a8ad","report_page":"https://rirtracker.com/arin/reports/2022-05-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/149.112.21.0-149.112.21.255.json","observed":"Merger/acquisition: ATC IP LLC (ARIN) to CoreSite (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from ATC IP LLC (ARIN) to CoreSite (ARIN) on 2022-05-11 16:37 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.","evidence":[{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: MERGER_ACQUISITION on 2022-05-11 16:37 UTC, ATC IP LLC (ARIN) to CoreSite (ARIN); resources moved: 149.112.21.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220510.gz","retrieved_at":"2026-10-12T23:01:13+00:00","summary":"ARIN delegated statistics 2022-05-10 (produced 2022-05-10T13:00:10+00:00), before the report: allocated (dated 2021-06-03)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220512.gz","retrieved_at":"2026-10-12T23:01:17+00:00","summary":"ARIN delegated statistics 2022-05-12 (produced 2022-05-12T13:00:10+00:00), after the report: allocated (dated 2021-06-03)"}]},{"event_id":"a01f78fb16c67bb0","registry":"ARIN","report_date":"2022-04-04","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"149.112.21.0/24","start":"149.112.21.0","end":"149.112.21.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"CFLIX LLC","recipient_organization":"ATC IP LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:01+00:00","page":"https://rirtracker.com/ip/149.112.21.0-149.112.21.255/#e-a01f78fb16c67bb0","report_page":"https://rirtracker.com/arin/reports/2022-04-04/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/149.112.21.0-149.112.21.255.json","observed":"Merger/acquisition: CFLIX LLC (ARIN) to ATC IP LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from CFLIX LLC (ARIN) to ATC IP LLC (ARIN) on 2022-04-04 15:54 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.","evidence":[{"type":"transfer","url":"https://ftp.arin.net/pub/stats/arin/transfers/transfers_latest.json","retrieved_at":"2026-10-13T13:57:20+00:00","summary":"Transfer log: MERGER_ACQUISITION on 2022-04-04 15:54 UTC, CFLIX LLC (ARIN) to ATC IP LLC (ARIN); resources moved: 149.112.21.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220403.gz","retrieved_at":"2026-10-12T22:59:19+00:00","summary":"ARIN delegated statistics 2022-04-03 (produced 2022-04-03T13:00:10+00:00), before the report: allocated (dated 2021-06-03)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220405.gz","retrieved_at":"2026-10-12T22:59:23+00:00","summary":"ARIN delegated statistics 2022-04-05 (produced 2022-04-05T13:00:10+00:00), after the report: allocated (dated 2021-06-03)"}]},{"event_id":"2264f0d704bc330c","registry":"ARIN","report_date":"2021-06-03","source":"arin_issued","raw_action":"ADD","raw_line":"Add 149.112.21.0-149.112.21.255","resource_type":"ipv4","resource":"149.112.21.0/24","start":"149.112.21.0","end":"149.112.21.255","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 ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:09+00:00","page":"https://rirtracker.com/ip/149.112.21.0-149.112.21.255/#e-2264f0d704bc330c","report_page":"https://rirtracker.com/arin/reports/2021-06-03/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/149.112.21.0-149.112.21.255.json","explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-06-02 and assigned (dated 2021-06-03) on 2021-06-04. The tracker saw this range released from hold on 2012-09-19 (149.112.0.0-149.112.255.255), so it appears to have been issued again from ARIN's pool.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2021-June/004556.html","retrieved_at":"2026-10-12T18:41:21+00:00","summary":"ARIN-Issued report for 2021-06-03: \"Add 149.112.21.0-149.112.21.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210602.gz","retrieved_at":"2026-10-12T22:43:36+00:00","summary":"ARIN delegated statistics 2021-06-02 (produced 2021-06-02T14:00:13+00:00), before the report: reserved"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210604.gz","retrieved_at":"2026-10-12T22:43:50+00:00","summary":"ARIN delegated statistics 2021-06-04 (produced 2021-06-04T14:00:13+00:00), after the report: assigned (dated 2021-06-03)"}]}],"classification_history":{"8b2ee6ed87d0a8ad":[{"raw_change_id":565665,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:02+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from ATC IP LLC (ARIN) to CoreSite (ARIN) on 2022-05-11 16:37 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it."}],"a01f78fb16c67bb0":[{"raw_change_id":565059,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:01+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from CFLIX LLC (ARIN) to ATC IP LLC (ARIN) on 2022-04-04 15:54 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it."}],"2264f0d704bc330c":[{"raw_change_id":171558,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:52:36+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-06-02 and assigned (dated 2021-06-03) on 2021-06-04. The tracker saw this range released from hold on 2012-09-19 (149.112.0.0-149.112.255.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":171558,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:02+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-06-02 and assigned (dated 2021-06-03) on 2021-06-04. The tracker saw this range released from hold on 2012-09-19 (149.112.0.0-149.112.255.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":171558,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:49+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-06-02 and assigned (dated 2021-06-03) on 2021-06-04. The tracker saw this range released from hold on 2012-09-19 (149.112.0.0-149.112.255.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":171558,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:09+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it reserved on 2021-06-02 and assigned (dated 2021-06-03) on 2021-06-04. The tracker saw this range released from hold on 2012-09-19 (149.112.0.0-149.112.255.255), so it appears to have been issued again from ARIN's pool."}]},"arin_statistics_now":{"status":"allocated (dated 2021-06-03)"}}