{"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":"204.15.168.0/24","resource_type":"ipv4","page":"https://rirtracker.com/ip/204.15.168.0-204.15.168.255/","statistics_now":{"registry":"ARIN","status":"allocated (dated 2005-09-09)"},"current_holder":{"rir":"ARIN","org":"Charles Schwab & Co., Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":37910,"date":"2024-12-11T16:51:09Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"TD Ameritrade Trust","recipient_org":"Charles Schwab & Co., Inc.","range":"204.15.168.0/24","log":"ARIN"}],"events":[{"event_id":"e6642fd936108dbf","registry":"ARIN","report_date":"2024-12-11","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"ipv4","resource":"204.15.168.0/24","start":"204.15.168.0","end":"204.15.168.255","classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"TD Ameritrade Trust","recipient_organization":"Charles Schwab & Co., Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:19+00:00","page":"https://rirtracker.com/ip/204.15.168.0-204.15.168.255/#e-e6642fd936108dbf","report_page":"https://rirtracker.com/arin/reports/2024-12-11/","evidence_url":"https://rirtracker.com/api/v1/resources/ip/204.15.168.0-204.15.168.255.json","observed":"Merger/acquisition: TD Ameritrade Trust (ARIN) to Charles Schwab & Co., Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from TD Ameritrade Trust (ARIN) to Charles Schwab & Co., Inc. (ARIN) on 2024-12-11 16:51 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 2024-12-11 16:51 UTC, TD Ameritrade Trust (ARIN) to Charles Schwab & Co., Inc. (ARIN); resources moved: 204.15.168.0/24"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241210.gz","retrieved_at":"2026-10-12T23:51:17+00:00","summary":"ARIN delegated statistics 2024-12-10 (produced 2024-12-10T14:01:06+00:00), before the report: allocated (dated 2005-09-09)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241212.gz","retrieved_at":"2026-10-12T23:51:21+00:00","summary":"ARIN delegated statistics 2024-12-12 (produced 2024-12-12T14:01:06+00:00), after the report: allocated (dated 2005-09-09)"}]}],"classification_history":{"e6642fd936108dbf":[{"raw_change_id":572542,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:19+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from TD Ameritrade Trust (ARIN) to Charles Schwab & Co., Inc. (ARIN) on 2024-12-11 16:51 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 2005-09-09)"}}