{"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":"155.108.0.0/16","resource_type":"ipv4","page":"https://rirtracker.com/ip/155.108.0.0-155.108.255.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 1991-11-05)"},"current_holder":{"rir":"ARIN","org":"State Street Bank and Trust Company","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":42221,"date":"2025-12-11T18:42:30Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Global Network Services","recipient_org":"State Street Bank and Trust Company","range":"155.108.0.0/16","log":"ARIN"}],"events":[{"event_id":"4e5186f050418bb2","registry":"ARIN","report_date":"2025-12-11","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"155.108.0.0/16","start":"155.108.0.0","end":"155.108.255.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Global Network Services","recipient_organization":"State Street Bank and Trust Company","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:25+00:00","page":"https://rirtracker.com/ip/155.108.0.0-155.108.255.255/#e-4e5186f050418bb2","report_page":"https://rirtracker.com/arin/reports/2025-12-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/155.108.0.0-155.108.255.255.json","observed":"Merger/acquisition: Global Network Services (ARIN) to State Street Bank and Trust Company (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Global Network Services (ARIN) to State Street Bank and Trust Company (ARIN) on 2025-12-11 18:42 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 2025-12-11 18:42 UTC, Global Network Services (ARIN) to State Street Bank and Trust Company (ARIN); resources moved: 155.108.0.0/16"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251210.gz","retrieved_at":"2026-10-13T00:11:35+00:00","summary":"ARIN delegated statistics 2025-12-10 (produced 2025-12-10T14:00:48+00:00), before the report: allocated (dated 1991-11-05)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2025/delegated-arin-extended-20251212.gz","retrieved_at":"2026-10-13T00:11:46+00:00","summary":"ARIN delegated statistics 2025-12-12 (produced 2025-12-12T14:00:46+00:00), after the report: allocated (dated 1991-11-05)"}]}],"classification_history":{"4e5186f050418bb2":[{"raw_change_id":574970,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:25+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Global Network Services (ARIN) to State Street Bank and Trust Company (ARIN) on 2025-12-11 18:42 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 1991-11-05)"}}