{"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":"170.249.0.0/17","resource_type":"ipv4","page":"https://rirtracker.com/ip/170.249.0.0-170.249.127.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2000-06-14), allocated (dated 2018-11-21), allocated (dated 2018-12-14), allocated (dated 2019-01-24), allocated (dated 2019-03-06)"},"current_holder":{"rir":null,"org":null,"how":null},"rdap_snapshots":[],"transfers":[{"id":26453,"date":"2021-12-17T22:20:13Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Blade Global Corporation","recipient_org":"Shadow","range":"170.249.92.0/22","log":"ARIN"},{"id":25530,"date":"2021-09-14T22:42:58Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Dery Telecom Inc.","recipient_org":"Cogeco Connexion inc","range":"170.249.32.0/19","log":"ARIN"},{"id":25531,"date":"2021-09-14T22:42:58Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Dery Telecom Inc.","recipient_org":"Cogeco Connexion inc","range":"170.249.80.0/21","log":"ARIN"},{"id":17063,"date":"2019-03-06T19:53:03Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Q CENTER LLC","recipient_org":"Blade Global Corporation","range":"170.249.92.0/22","log":"ARIN"},{"id":16857,"date":"2019-01-24T15:49:22Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Q CENTER LLC","recipient_org":"Racksquared","range":"170.249.88.0/22","log":"ARIN"},{"id":16655,"date":"2018-12-14T15:52:06Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Q CENTER LLC","recipient_org":"Dery Telecom Inc.","range":"170.249.32.0/19","log":"ARIN"},{"id":16656,"date":"2018-12-14T15:52:06Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Q CENTER LLC","recipient_org":"Dery Telecom Inc.","range":"170.249.80.0/21","log":"ARIN"},{"id":16629,"date":"2018-12-12T12:23:49Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"Q CENTER LLC","recipient_org":"Joetsu Cable Vision Co.,Ltd","range":"170.249.64.0/21","log":"ARIN"},{"id":16630,"date":"2018-12-12T12:23:49Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"Q CENTER LLC","recipient_org":"Joetsu Cable Vision Co.,Ltd","range":"170.249.96.0/19","log":"ARIN"},{"id":125969,"date":"2018-12-12T06:10:48Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"APNIC","source_org":"QCL-23","recipient_org":"Japan Network Information Center/JCV","range":"170.249.64.0/21","log":"APNIC"},{"id":16083,"date":"2018-11-21T17:51:56Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Q CENTER LLC","recipient_org":"Peninsula Fiber Network, LLC","range":"170.249.0.0/19","log":"ARIN"},{"id":10610,"date":"2017-08-10T15:25:50Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Arthur Andersen, LLP","recipient_org":"Q CENTER LLC","range":"170.249.0.0/17","log":"ARIN"}],"events":[{"event_id":"8b4ca2e50bde0e94","registry":"ARIN","report_date":"2017-08-10","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"170.249.0.0/17","start":"170.249.0.0","end":"170.249.127.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Arthur Andersen, LLP","recipient_organization":"Q CENTER LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:31+00:00","page":"https://rirtracker.com/ip/170.249.0.0-170.249.127.255/#e-8b4ca2e50bde0e94","report_page":"https://rirtracker.com/arin/reports/2017-08-10/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/170.249.0.0-170.249.127.255.json","observed":"Merger/acquisition: Arthur Andersen, LLP (ARIN) to Q CENTER LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Arthur Andersen, LLP (ARIN) to Q CENTER LLC (ARIN) on 2017-08-10 15:25 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 2017-08-10 15:25 UTC, Arthur Andersen, LLP (ARIN) to Q CENTER LLC (ARIN); resources moved: 170.249.0.0/17"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170809.gz","retrieved_at":"2026-10-12T21:32:31+00:00","summary":"ARIN delegated statistics 2017-08-09 (produced 2017-08-09T05:10:27+00:00), before the report: assigned (dated 2000-06-14)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2017/delegated-arin-extended-20170811.gz","retrieved_at":"2026-10-12T21:32:36+00:00","summary":"ARIN delegated statistics 2017-08-11 (produced 2017-08-11T05:10:18+00:00), after the report: assigned (dated 2000-06-14)"}]}],"classification_history":{"8b4ca2e50bde0e94":[{"raw_change_id":552883,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:31+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Arthur Andersen, LLP (ARIN) to Q CENTER LLC (ARIN) on 2017-08-10 15:25 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."}]},"arin_statistics_now":{"status":"allocated (dated 2000-06-14), allocated (dated 2018-11-21), allocated (dated 2018-12-14), allocated (dated 2019-01-24), allocated (dated 2019-03-06)"}}