{"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":"158.128.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/158.128.0.0-158.128.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1992-03-30)"},"current_holder":{"rir":"ARIN","org":"Shared Services Canada","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":6868,"date":"2016-04-29T14:20:43Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"External Affairs and International","recipient_org":"Shared Services Canada","range":"158.128.0.0/16","log":"ARIN"}],"events":[{"event_id":"bd702250299baef0","registry":"ARIN","report_date":"2016-04-29","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"158.128.0.0/16","start":"158.128.0.0","end":"158.128.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"External Affairs and International","recipient_organization":"Shared Services Canada","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:24+00:00","page":"https://rirtracker.com/ip/158.128.0.0-158.128.255.255/#e-bd702250299baef0","report_page":"https://rirtracker.com/arin/reports/2016-04-29/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/158.128.0.0-158.128.255.255.json","observed":"Merger/acquisition: External Affairs and International (ARIN) to Shared Services Canada (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from External Affairs and International (ARIN) to Shared Services Canada (ARIN) on 2016-04-29 14:20 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 2016-04-29 14:20 UTC, External Affairs and International (ARIN) to Shared Services Canada (ARIN); resources moved: 158.128.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160428.gz","retrieved_at":"2026-10-12T21:09:32+00:00","summary":"ARIN delegated statistics 2016-04-28 (produced 2016-04-28T05:04:39+00:00), before the report: assigned (dated 1992-03-30)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160430.gz","retrieved_at":"2026-10-12T21:09:44+00:00","summary":"ARIN delegated statistics 2016-04-30 (produced 2016-04-30T05:04:53+00:00), after the report: assigned (dated 1992-03-30)"}]}],"classification_history":{"bd702250299baef0":[{"raw_change_id":550108,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:24+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from External Affairs and International (ARIN) to Shared Services Canada (ARIN) on 2016-04-29 14:20 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 1992-03-30)"}}