{"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":"148.59.242.0/23","resource_type":"ipv4","page":"https://rirtracker.com/ip/148.59.242.0-148.59.243.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2016-03-18)"},"current_holder":{"rir":"ARIN","org":"Morgan Stanley","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":39105,"date":"2025-02-27T20:08:52Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Solium","recipient_org":"Morgan Stanley","range":"148.59.242.0/23","log":"ARIN"},{"id":6610,"date":"2016-03-18T18:06:27Z","type":"RESOURCE_TRANSFER","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Msen, Inc.","recipient_org":"Solium","range":"148.59.242.0/23","log":"ARIN"}],"events":[{"event_id":"ae5f0f86bd1a0d4a","registry":"ARIN","report_date":"2025-02-27","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"148.59.242.0/23","start":"148.59.242.0","end":"148.59.243.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Solium","recipient_organization":"Morgan Stanley","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:20+00:00","page":"https://rirtracker.com/ip/148.59.242.0-148.59.243.255/#e-ae5f0f86bd1a0d4a","report_page":"https://rirtracker.com/arin/reports/2025-02-27/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/148.59.242.0-148.59.243.255.json","observed":"Merger/acquisition: Solium (ARIN) to Morgan Stanley (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Solium (ARIN) to Morgan Stanley (ARIN) on 2025-02-27 20:08 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 2025-02-27 20:08 UTC, Solium (ARIN) to Morgan Stanley (ARIN); resources moved: 148.59.242.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250226.gz","retrieved_at":"2026-10-12T23:55:30+00:00","summary":"ARIN delegated statistics 2025-02-26 (produced 2025-02-26T14:01:06+00:00), before the report: allocated (dated 2016-03-18)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20250228.gz","retrieved_at":"2026-10-12T23:55:36+00:00","summary":"ARIN delegated statistics 2025-02-28 (produced 2025-02-28T14:01:06+00:00), after the report: allocated (dated 2016-03-18)"}]},{"event_id":"5d928449edb3a91b","registry":"ARIN","report_date":"2016-03-18","source":"arin_issued","raw_action":"ADD","raw_line":"Add 148.59.242.0-148.59.243.255","resource_type":"ipv4","resource":"148.59.242.0/23","start":"148.59.242.0","end":"148.59.243.255","classification":"INTRA_RIR_TRANSFER","classification_label":"Intra-ARIN transfer","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Msen, Inc.","recipient_organization":"Solium","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:33+00:00","page":"https://rirtracker.com/ip/148.59.242.0-148.59.243.255/#e-5d928449edb3a91b","report_page":"https://rirtracker.com/arin/reports/2016-03-18/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/148.59.242.0-148.59.243.255.json","piece_of":{"resource":"148.59.0.0/16","page":"https://rirtracker.com/ip/148.59.0.0-148.59.255.255/"},"explanation":"ARIN's transfer log records a transfer from Msen, Inc. (ARIN) to Solium (ARIN) on 2016-03-18 18:06 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/2016-March/002654.html","retrieved_at":"2026-10-12T18:39:08+00:00","summary":"ARIN-Issued report for 2016-03-18: \"Add 148.59.242.0-148.59.243.255\""},{"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 2016-03-18 18:06 UTC, Msen, Inc. (ARIN) to Solium (ARIN); resources moved: 148.59.242.0/23"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160317.gz","retrieved_at":"2026-10-12T21:07:34+00:00","summary":"ARIN delegated statistics 2016-03-17 (produced 2016-03-17T05:05:03+00:00), before the report: assigned (dated 1991-04-09)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160319.gz","retrieved_at":"2026-10-12T21:07:45+00:00","summary":"ARIN delegated statistics 2016-03-19 (produced 2016-03-19T05:03:52+00:00), after the report: assigned (dated 2016-03-18)"}]}],"classification_history":{"ae5f0f86bd1a0d4a":[{"raw_change_id":572977,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:20+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Solium (ARIN) to Morgan Stanley (ARIN) on 2025-02-27 20:08 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."}],"5d928449edb3a91b":[{"raw_change_id":141137,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.0","classified_at":"2026-10-13T03:34:59+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Msen, Inc. (ARIN) to Solium (ARIN) on 2016-03-18 18:06 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":141137,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.1","classified_at":"2026-10-13T08:05:50+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Msen, Inc. (ARIN) to Solium (ARIN) on 2016-03-18 18:06 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":141137,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.3.2","classified_at":"2026-10-13T14:48:27+00:00","current":0,"public_explanation":"ARIN's transfer log records a transfer from Msen, Inc. (ARIN) to Solium (ARIN) on 2016-03-18 18:06 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."},{"raw_change_id":141137,"classification_code":"INTRA_RIR_TRANSFER","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-13T23:51:33+00:00","current":1,"public_explanation":"ARIN's transfer log records a transfer from Msen, Inc. (ARIN) to Solium (ARIN) on 2016-03-18 18:06 UTC. ARIN-Issued lists it as \"Add\" because the registration changed hands; it is not a new allocation from ARIN."}]},"arin_statistics_now":{"status":"allocated (dated 2016-03-18)"}}