{"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":"198.169.16.0/21","resource_type":"ipv4","page":"https://rirtracker.com/ip/198.169.16.0-198.169.23.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1993-12-14), allocated (dated 2024-02-21)"},"current_holder":{"rir":"ARIN","org":"University of Saskatchewan","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":34527,"date":"2024-02-21T19:35:37Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"University of Saskatchewan","recipient_org":"SRNet Saskatchewan Research Network Inc.","range":"198.169.20.0/22","log":"ARIN"},{"id":31810,"date":"2023-04-28T12:35:24Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"SASK#net Regional Network","recipient_org":"University of Saskatchewan","range":"198.169.16.0/21","log":"ARIN"}],"events":[{"event_id":"5d5f7ed3887c66c7","registry":"ARIN","report_date":"2023-04-28","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"198.169.16.0/21","start":"198.169.16.0","end":"198.169.23.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"SASK#net Regional Network","recipient_organization":"University of Saskatchewan","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:08+00:00","page":"https://rirtracker.com/ip/198.169.16.0-198.169.23.255/#e-5d5f7ed3887c66c7","report_page":"https://rirtracker.com/arin/reports/2023-04-28/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/198.169.16.0-198.169.23.255.json","observed":"Merger/acquisition: SASK#net Regional Network (ARIN) to University of Saskatchewan (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from SASK#net Regional Network (ARIN) to University of Saskatchewan (ARIN) on 2023-04-28 12:35 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 2023-04-28 12:35 UTC, SASK#net Regional Network (ARIN) to University of Saskatchewan (ARIN); resources moved: 198.169.16.0/21"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230427.gz","retrieved_at":"2026-10-12T23:19:41+00:00","summary":"ARIN delegated statistics 2023-04-27 (produced 2023-04-27T13:00:11+00:00), before the report: allocated (dated 1993-12-14)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2023/delegated-arin-extended-20230429.gz","retrieved_at":"2026-10-12T23:19:46+00:00","summary":"ARIN delegated statistics 2023-04-29 (produced 2023-04-29T13:00:11+00:00), after the report: allocated (dated 1993-12-14)"}]}],"classification_history":{"5d5f7ed3887c66c7":[{"raw_change_id":568459,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:08+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from SASK#net Regional Network (ARIN) to University of Saskatchewan (ARIN) on 2023-04-28 12:35 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 1993-12-14), allocated (dated 2024-02-21)"}}