{"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":"170.75.240.0/20","resource_type":"ipv4","page":"https://rirtracker.com/ip/170.75.240.0-170.75.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2014-06-18)"},"current_holder":{"rir":"ARIN","org":"1515 ROUNDTABLE DR PROPERTY, LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":29367,"date":"2022-10-11T16:32:00Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Dallas Infrastructure Services, LLC","recipient_org":"1515 ROUNDTABLE DR PROPERTY, LLC","range":"170.75.240.0/20","log":"ARIN"}],"events":[{"event_id":"386877686dc4bcef","registry":"ARIN","report_date":"2022-10-11","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"170.75.240.0/20","start":"170.75.240.0","end":"170.75.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Dallas Infrastructure Services, LLC","recipient_organization":"1515 ROUNDTABLE DR PROPERTY, LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:04+00:00","page":"https://rirtracker.com/ip/170.75.240.0-170.75.255.255/#e-386877686dc4bcef","report_page":"https://rirtracker.com/arin/reports/2022-10-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.75.240.0-170.75.255.255.json","observed":"Merger/acquisition: Dallas Infrastructure Services, LLC (ARIN) to 1515 ROUNDTABLE DR PROPERTY, LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Dallas Infrastructure Services, LLC (ARIN) to 1515 ROUNDTABLE DR PROPERTY, LLC (ARIN) on 2022-10-11 16:32 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 2022-10-11 16:32 UTC, Dallas Infrastructure Services, LLC (ARIN) to 1515 ROUNDTABLE DR PROPERTY, LLC (ARIN); resources moved: 170.75.240.0/20"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20221010.gz","retrieved_at":"2026-10-12T23:09:10+00:00","summary":"ARIN delegated statistics 2022-10-10 (produced 2022-10-10T13:00:10+00:00), before the report: allocated (dated 2014-06-18)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20221012.gz","retrieved_at":"2026-10-12T23:09:15+00:00","summary":"ARIN delegated statistics 2022-10-12 (produced 2022-10-12T13:00:09+00:00), after the report: allocated (dated 2014-06-18)"}]},{"event_id":"a9e74e6727258924","registry":"ARIN","report_date":"2014-06-18","source":"arin_issued","raw_action":"ADD","raw_line":"Add 170.75.240.0-170.75.255.255","resource_type":"ipv4","resource":"170.75.240.0/20","start":"170.75.240.0","end":"170.75.255.255","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 ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:12+00:00","page":"https://rirtracker.com/ip/170.75.240.0-170.75.255.255/#e-a9e74e6727258924","report_page":"https://rirtracker.com/arin/reports/2014-06-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.75.240.0-170.75.255.255.json","explanation":"No transfer record matches. ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2014-June/002016.html","retrieved_at":"2026-10-12T18:38:24+00:00","summary":"ARIN-Issued report for 2014-06-18: \"Add 170.75.240.0-170.75.255.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20140617.gz","retrieved_at":"2026-10-12T20:36:39+00:00","summary":"ARIN delegated statistics 2014-06-17 (produced 2014-06-17T05:04:16+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20140619.gz","retrieved_at":"2026-10-12T20:36:44+00:00","summary":"ARIN delegated statistics 2014-06-19 (produced 2014-06-19T05:04:31+00:00), after the report: allocated (dated 2014-06-18)"}]},{"event_id":"ad5624f990516e68","registry":"ARIN","report_date":"2014-06-18","source":"arin_issued","raw_action":"REMOVE","raw_line":"Remove 170.75.240.0-170.75.255.255","resource_type":"ipv4","resource":"170.75.240.0/20","start":"170.75.240.0","end":"170.75.255.255","classification":"POOL_RECORD_CHANGE","classification_label":"Change to ARIN's own pool record","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Part of the issuance reported the same day","inventory_effect_code":"PAIRED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:12+00:00","page":"https://rirtracker.com/ip/170.75.240.0-170.75.255.255/#e-ad5624f990516e68","report_page":"https://rirtracker.com/arin/reports/2014-06-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.75.240.0-170.75.255.255.json","explanation":"ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. ARIN removed its own pool record for this range as part of issuing it: the same report adds 170.75.240.0-170.75.255.255. The issuance is explained on that line.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2014-June/002016.html","retrieved_at":"2026-10-12T18:38:24+00:00","summary":"ARIN-Issued report for 2014-06-18: \"Remove 170.75.240.0-170.75.255.255\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20140617.gz","retrieved_at":"2026-10-12T20:36:39+00:00","summary":"ARIN delegated statistics 2014-06-17 (produced 2014-06-17T05:04:16+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2014/delegated-arin-extended-20140619.gz","retrieved_at":"2026-10-12T20:36:44+00:00","summary":"ARIN delegated statistics 2014-06-19 (produced 2014-06-19T05:04:31+00:00), after the report: allocated (dated 2014-06-18)"}]}],"classification_history":{"386877686dc4bcef":[{"raw_change_id":566514,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:04+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Dallas Infrastructure Services, LLC (ARIN) to 1515 ROUNDTABLE DR PROPERTY, LLC (ARIN) on 2022-10-11 16:32 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."}],"a9e74e6727258924":[{"raw_change_id":132705,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:25:10+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. The tracker saw this range released from hold on 2011-06-06 (69.57.208.0-216.250.127.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":132705,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:34+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. The tracker saw this range released from hold on 2011-06-06 (69.57.208.0-216.250.127.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":132705,"classification_code":"APPARENT_REISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:10+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. The tracker saw this range released from hold on 2011-05-18 (170.75.128.0-170.75.255.255), so it appears to have been issued again from ARIN's pool."},{"raw_change_id":132705,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:12+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}],"ad5624f990516e68":[{"raw_change_id":132691,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T03:25:09+00:00","current":0,"public_explanation":"ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. ARIN removed its own pool record for this range as part of issuing it: the same report adds 170.75.240.0-170.75.255.255. The issuance is explained on that line."},{"raw_change_id":132691,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:34+00:00","current":0,"public_explanation":"ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. ARIN removed its own pool record for this range as part of issuing it: the same report adds 170.75.240.0-170.75.255.255. The issuance is explained on that line."},{"raw_change_id":132691,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:10+00:00","current":0,"public_explanation":"ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. ARIN removed its own pool record for this range as part of issuing it: the same report adds 170.75.240.0-170.75.255.255. The issuance is explained on that line."},{"raw_change_id":132691,"classification_code":"POOL_RECORD_CHANGE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:12+00:00","current":1,"public_explanation":"ARIN's statistics show it available on 2014-06-17 and allocated (dated 2014-06-18) on 2014-06-19. ARIN removed its own pool record for this range as part of issuing it: the same report adds 170.75.240.0-170.75.255.255. The issuance is explained on that line."}]},"arin_statistics_now":{"status":"allocated (dated 2014-06-18)"}}