{"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":"139.126.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/139.126.0.0-139.126.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1990-03-07)"},"current_holder":{"rir":"ARIN","org":"CDK Global, LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":13021,"date":"2018-04-27T19:36:01Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"ADP Dealer Services","recipient_org":"CDK Global, LLC","range":"139.126.0.0/16","log":"ARIN"}],"events":[{"event_id":"6f2ee4d76dff35e4","registry":"ARIN","report_date":"2018-04-27","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"139.126.0.0/16","start":"139.126.0.0","end":"139.126.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"ADP Dealer Services","recipient_organization":"CDK Global, LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:35+00:00","page":"https://rirtracker.com/ip/139.126.0.0-139.126.255.255/#e-6f2ee4d76dff35e4","report_page":"https://rirtracker.com/arin/reports/2018-04-27/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/139.126.0.0-139.126.255.255.json","observed":"Merger/acquisition: ADP Dealer Services (ARIN) to CDK Global, LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from ADP Dealer Services (ARIN) to CDK Global, LLC (ARIN) on 2018-04-27 19:36 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 2018-04-27 19:36 UTC, ADP Dealer Services (ARIN) to CDK Global, LLC (ARIN); resources moved: 139.126.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180426.gz","retrieved_at":"2026-10-12T21:45:16+00:00","summary":"ARIN delegated statistics 2018-04-26 (produced 2018-04-26T05:11:45+00:00), before the report: assigned (dated 1990-03-07)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2018/delegated-arin-extended-20180428.gz","retrieved_at":"2026-10-12T21:45:28+00:00","summary":"ARIN delegated statistics 2018-04-28 (produced 2018-04-28T05:10:47+00:00), after the report: allocated (dated 1990-03-07)"}]}],"classification_history":{"6f2ee4d76dff35e4":[{"raw_change_id":554568,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:35+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from ADP Dealer Services (ARIN) to CDK Global, LLC (ARIN) on 2018-04-27 19:36 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 1990-03-07)"}}