{"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":"66.59.0.0/19","resource_type":"ipv4","page":"https://rirtracker.com/ip/66.59.0.0-66.59.31.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2005-10-26)"},"current_holder":{"rir":"ARIN","org":"J2 Global Ventures, LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":29191,"date":"2022-09-15T18:40:40Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"J2 Cloud Services, LLC","recipient_org":"J2 Global Ventures, LLC","range":"66.59.0.0/19","log":"ARIN"},{"id":15737,"date":"2018-11-12T13:21:03Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"EZ Publishing, Inc.","recipient_org":"J2 Global Inc.","range":"66.59.0.0/19","log":"ARIN"}],"events":[{"event_id":"eb3e1252b325af14","registry":"ARIN","report_date":"2022-09-15","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"66.59.0.0/19","start":"66.59.0.0","end":"66.59.31.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"J2 Cloud Services, LLC","recipient_organization":"J2 Global Ventures, 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/66.59.0.0-66.59.31.255/#e-eb3e1252b325af14","report_page":"https://rirtracker.com/arin/reports/2022-09-15/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/66.59.0.0-66.59.31.255.json","observed":"Merger/acquisition: J2 Cloud Services, LLC (ARIN) to J2 Global Ventures, LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from J2 Cloud Services, LLC (ARIN) to J2 Global Ventures, LLC (ARIN) on 2022-09-15 18:40 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 2022-09-15 18:40 UTC, J2 Cloud Services, LLC (ARIN) to J2 Global Ventures, LLC (ARIN); resources moved: 66.59.0.0/19"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220914.gz","retrieved_at":"2026-10-12T23:07:47+00:00","summary":"ARIN delegated statistics 2022-09-14 (produced 2022-09-14T13:00:11+00:00), before the report: allocated (dated 2005-10-26)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2022/delegated-arin-extended-20220916.gz","retrieved_at":"2026-10-12T23:07:52+00:00","summary":"ARIN delegated statistics 2022-09-16 (produced 2022-09-16T13:00:11+00:00), after the report: allocated (dated 2005-10-26)"}]},{"event_id":"6f2fa070ae67faf9","registry":"ARIN","report_date":"2018-11-12","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"66.59.0.0/19","start":"66.59.0.0","end":"66.59.31.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"EZ Publishing, Inc.","recipient_organization":"J2 Global Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:40+00:00","page":"https://rirtracker.com/ip/66.59.0.0-66.59.31.255/#e-6f2fa070ae67faf9","report_page":"https://rirtracker.com/arin/reports/2018-11-12/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/66.59.0.0-66.59.31.255.json","observed":"Merger/acquisition: EZ Publishing, Inc. (ARIN) to J2 Global Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from EZ Publishing, Inc. (ARIN) to J2 Global Inc. (ARIN) on 2018-11-12 13:21 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 2018-11-12 13:21 UTC, EZ Publishing, Inc. (ARIN) to J2 Global Inc. (ARIN); resources moved: 66.59.0.0/19"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20181111.gz","retrieved_at":"2026-10-12T21:55:32+00:00","summary":"ARIN delegated statistics 2018-11-11 (produced 2018-11-11T06:00:10+00:00), before the report: allocated (dated 2005-10-26)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20181113.gz","retrieved_at":"2026-10-12T21:55:37+00:00","summary":"ARIN delegated statistics 2018-11-13 (produced 2018-11-13T06:00:09+00:00), after the report: assigned (dated 2005-10-26)"}]}],"classification_history":{"eb3e1252b325af14":[{"raw_change_id":566415,"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 J2 Cloud Services, LLC (ARIN) to J2 Global Ventures, LLC (ARIN) on 2022-09-15 18:40 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."}],"6f2fa070ae67faf9":[{"raw_change_id":556851,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:40+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from EZ Publishing, Inc. (ARIN) to J2 Global Inc. (ARIN) on 2018-11-12 13:21 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 2005-10-26)"}}