{"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":"146.190.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/146.190.0.0-146.190.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2021-10-14)"},"current_holder":{"rir":"ARIN","org":"DigitalOcean, LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":25804,"date":"2021-10-14T19:04:04Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Whittaker Corporation","recipient_org":"DigitalOcean, LLC","range":"146.190.0.0/16","log":"ARIN"},{"id":25623,"date":"2021-09-23T15:57:23Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Aptec Computer Systems, Inc.","recipient_org":"Whittaker Corporation","range":"146.190.0.0/16","log":"ARIN"}],"events":[{"event_id":"40f56e8f10478bed","registry":"ARIN","report_date":"2021-10-14","source":"arin_issued","raw_action":"ADD","raw_line":"Add 146.190.0.0-146.190.255.255","resource_type":"ipv4","resource":"146.190.0.0/16","start":"146.190.0.0","end":"146.190.255.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Whittaker Corporation","recipient_organization":"DigitalOcean, LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:15+00:00","page":"https://rirtracker.com/ip/146.190.0.0-146.190.255.255/#e-40f56e8f10478bed","report_page":"https://rirtracker.com/arin/reports/2021-10-14/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/146.190.0.0-146.190.255.255.json","explanation":"ARIN's transfer log records a transfer from Whittaker Corporation (ARIN) to DigitalOcean, LLC (ARIN) on 2021-10-14 19:04 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/2021-October/004689.html","retrieved_at":"2026-10-12T18:41:30+00:00","summary":"ARIN-Issued report for 2021-10-14: \"Add 146.190.0.0-146.190.255.255\""},{"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 2021-10-14 19:04 UTC, Whittaker Corporation (ARIN) to DigitalOcean, LLC (ARIN); resources moved: 146.190.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20211013.gz","retrieved_at":"2026-10-12T22:50:26+00:00","summary":"ARIN delegated statistics 2021-10-13 (produced 2021-10-13T14:00:12+00:00), before the report: assigned (dated 1991-02-26)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20211015.gz","retrieved_at":"2026-10-12T22:50:31+00:00","summary":"ARIN delegated statistics 2021-10-15 (produced 2021-10-15T14:00:12+00:00), after the report: allocated (dated 2021-10-14)"}]},{"event_id":"bb38bd22bf73708a","registry":"ARIN","report_date":"2021-09-23","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"146.190.0.0/16","start":"146.190.0.0","end":"146.190.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Aptec Computer Systems, Inc.","recipient_organization":"Whittaker Corporation","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:57+00:00","page":"https://rirtracker.com/ip/146.190.0.0-146.190.255.255/#e-bb38bd22bf73708a","report_page":"https://rirtracker.com/arin/reports/2021-09-23/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/146.190.0.0-146.190.255.255.json","observed":"Merger/acquisition: Aptec Computer Systems, Inc. (ARIN) to Whittaker Corporation (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Aptec Computer Systems, Inc. (ARIN) to Whittaker Corporation (ARIN) on 2021-09-23 15:57 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 2021-09-23 15:57 UTC, Aptec Computer Systems, Inc. (ARIN) to Whittaker Corporation (ARIN); resources moved: 146.190.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210922.gz","retrieved_at":"2026-10-12T22:49:14+00:00","summary":"ARIN delegated statistics 2021-09-22 (produced 2021-09-22T14:00:14+00:00), before the report: assigned (dated 1991-02-26)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2021/delegated-arin-extended-20210924.gz","retrieved_at":"2026-10-12T22:49:28+00:00","summary":"ARIN delegated statistics 2021-09-24 (produced 2021-09-24T14:00:13+00:00), after the report: assigned (dated 1991-02-26)"}]}],"classification_history":{"40f56e8f10478bed":[{"raw_change_id":173708,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:54:02+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Whittaker Corporation (ARIN) to DigitalOcean, LLC (ARIN) on 2021-10-14 19:04 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":173708,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:07+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Whittaker Corporation (ARIN) to DigitalOcean, LLC (ARIN) on 2021-10-14 19:04 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":173708,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:49:54+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Whittaker Corporation (ARIN) to DigitalOcean, LLC (ARIN) on 2021-10-14 19:04 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":173708,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:53:15+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Whittaker Corporation (ARIN) to DigitalOcean, LLC (ARIN) on 2021-10-14 19:04 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}],"bb38bd22bf73708a":[{"raw_change_id":563884,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:57+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Aptec Computer Systems, Inc. (ARIN) to Whittaker Corporation (ARIN) on 2021-09-23 15:57 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 2021-10-14)"}}