{"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":"192.52.52.0/22","resource_type":"ipv4","page":"https://rirtracker.com/ip/192.52.52.0-192.52.55.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1989-03-23)"},"current_holder":{"rir":"ARIN","org":"Altera Corporation","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":40619,"date":"2025-06-16T19:27:00Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Intel Corporation","recipient_org":"Altera Corporation","range":"192.52.52.0/22","log":"ARIN"}],"events":[{"event_id":"c6f5c194903cb09d","registry":"ARIN","report_date":"2025-06-16","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"192.52.52.0/22","start":"192.52.52.0","end":"192.52.55.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Intel Corporation","recipient_organization":"Altera Corporation","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:22+00:00","page":"https://rirtracker.com/ip/192.52.52.0-192.52.55.255/#e-c6f5c194903cb09d","report_page":"https://rirtracker.com/arin/reports/2025-06-16/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/192.52.52.0-192.52.55.255.json","observed":"Merger/acquisition: Intel Corporation (ARIN) to Altera Corporation (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Intel Corporation (ARIN) to Altera Corporation (ARIN) on 2025-06-16 19:27 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 2025-06-16 19:27 UTC, Intel Corporation (ARIN) to Altera Corporation (ARIN); resources moved: 192.52.52.0/22"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250615.gz","retrieved_at":"2026-10-13T00:01:47+00:00","summary":"ARIN delegated statistics 2025-06-15 (produced 2025-06-15T13:01:11+00:00), before the report: allocated (dated 1989-03-23)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250617.gz","retrieved_at":"2026-10-13T00:01:52+00:00","summary":"ARIN delegated statistics 2025-06-17 (produced 2025-06-17T13:01:11+00:00), after the report: allocated (dated 1989-03-23)"}]}],"classification_history":{"c6f5c194903cb09d":[{"raw_change_id":573800,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:22+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Intel Corporation (ARIN) to Altera Corporation (ARIN) on 2025-06-16 19:27 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 1989-03-23)"}}