{"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":"161.38.252.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/161.38.252.0-161.38.253.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2024-07-24)"},"current_holder":{"rir":"ARIN","org":"Hippo Technologies LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":36231,"date":"2024-07-24T18:45:44Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Studio Enterprise, LLC","recipient_org":"Hippo Technologies LLC","range":"161.38.252.0/23","log":"ARIN"},{"id":35649,"date":"2024-05-21T20:15:19Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"The Arts Institutes International, LLC","recipient_org":"Studio Enterprise, LLC","range":"161.38.252.0/23","log":"ARIN"},{"id":18631,"date":"2019-08-15T04:55:03Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"The Art Institutes International","recipient_org":"The Arts Institutes International LLC","range":"161.38.0.0/16","log":"ARIN"}],"events":[{"event_id":"6553a8a17966553a","registry":"ARIN","report_date":"2024-07-24","source":"arin_issued","raw_action":"ADD","raw_line":"Add 161.38.252.0-161.38.253.255","resource_type":"ipv4","resource":"161.38.252.0/23","start":"161.38.252.0","end":"161.38.253.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Studio Enterprise, LLC","recipient_organization":"Hippo Technologies LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:08+00:00","page":"https://rirtracker.com/ip/161.38.252.0-161.38.253.255/#e-6553a8a17966553a","report_page":"https://rirtracker.com/arin/reports/2024-07-24/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/161.38.252.0-161.38.253.255.json","explanation":"ARIN's transfer log records a transfer from Studio Enterprise, LLC (ARIN) to Hippo Technologies LLC (ARIN) on 2024-07-24 18:45 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2024-July/005702.html","retrieved_at":"2026-10-12T18:42:40+00:00","summary":"ARIN-Issued report for 2024-07-24: \"Add 161.38.252.0-161.38.253.255\""},{"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: RESOURCE_TRANSFER on 2024-07-24 18:45 UTC, Studio Enterprise, LLC (ARIN) to Hippo Technologies LLC (ARIN); resources moved: 161.38.252.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240723.gz","retrieved_at":"2026-10-12T23:43:42+00:00","summary":"ARIN delegated statistics 2024-07-23 (produced 2024-07-23T13:00:47+00:00), before the report: allocated (dated 1992-05-14)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240725.gz","retrieved_at":"2026-10-12T23:43:47+00:00","summary":"ARIN delegated statistics 2024-07-25 (produced 2024-07-25T13:00:48+00:00), after the report: allocated (dated 2024-07-24)"}]},{"event_id":"86d31490d94a5e9f","registry":"ARIN","report_date":"2024-05-21","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"161.38.252.0/23","start":"161.38.252.0","end":"161.38.253.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"The Arts Institutes International, LLC","recipient_organization":"Studio Enterprise, LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:15+00:00","page":"https://rirtracker.com/ip/161.38.252.0-161.38.253.255/#e-86d31490d94a5e9f","report_page":"https://rirtracker.com/arin/reports/2024-05-21/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/161.38.252.0-161.38.253.255.json","observed":"Merger/acquisition: The Arts Institutes International, LLC (ARIN) to Studio Enterprise, LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from The Arts Institutes International, LLC (ARIN) to Studio Enterprise, LLC (ARIN) on 2024-05-21 20:15 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 2024-05-21 20:15 UTC, The Arts Institutes International, LLC (ARIN) to Studio Enterprise, LLC (ARIN); resources moved: 161.38.252.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240520.gz","retrieved_at":"2026-10-12T23:40:21+00:00","summary":"ARIN delegated statistics 2024-05-20 (produced 2024-05-20T13:00:48+00:00), before the report: allocated (dated 1992-05-14)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240522.gz","retrieved_at":"2026-10-12T23:40:26+00:00","summary":"ARIN delegated statistics 2024-05-22 (produced 2024-05-22T13:00:47+00:00), after the report: allocated (dated 1992-05-14)"}]}],"classification_history":{"6553a8a17966553a":[{"raw_change_id":188322,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T04:02:50+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Studio Enterprise, LLC (ARIN) to Hippo Technologies LLC (ARIN) on 2024-07-24 18:45 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":188322,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:46+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Studio Enterprise, LLC (ARIN) to Hippo Technologies LLC (ARIN) on 2024-07-24 18:45 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":188322,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:38+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Studio Enterprise, LLC (ARIN) to Hippo Technologies LLC (ARIN) on 2024-07-24 18:45 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":188322,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:08+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Studio Enterprise, LLC (ARIN) to Hippo Technologies LLC (ARIN) on 2024-07-24 18:45 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"86d31490d94a5e9f":[{"raw_change_id":570988,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:15+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from The Arts Institutes International, LLC (ARIN) to Studio Enterprise, LLC (ARIN) on 2024-05-21 20:15 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 2024-07-24)"}}