{"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":"AS20151","resource_type":"asn","page":"https://rirtracker.com/asn/20151/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2006-12-04)"},"current_holder":{"rir":"ARIN","org":"Visionary Communications, Inc.","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":3975,"date":"2024-06-06T10:34:43Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Colorado Central Telecom","recipient_org":"Visionary Communications, Inc.","range":"AS20151","log":"ARIN"},{"id":375,"date":"2016-09-19T17:05:04Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Mountain Computer Wizards, Inc.","recipient_org":"Colorado Central Telecom","range":"AS20151","log":"ARIN"}],"events":[{"event_id":"118ea79d00c4254c","registry":"ARIN","report_date":"2024-06-06","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS20151","start":20151,"end":20151,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Colorado Central Telecom","recipient_organization":"Visionary Communications, Inc.","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:15+00:00","page":"https://rirtracker.com/asn/20151/#e-118ea79d00c4254c","report_page":"https://rirtracker.com/arin/reports/2024-06-06/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/20151.json","observed":"Merger/acquisition: Colorado Central Telecom (ARIN) to Visionary Communications, Inc. (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Colorado Central Telecom (ARIN) to Visionary Communications, Inc. (ARIN) on 2024-06-06 10:34 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 2024-06-06 10:34 UTC, Colorado Central Telecom (ARIN) to Visionary Communications, Inc. (ARIN); resources moved: AS20151"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240605.gz","retrieved_at":"2026-10-12T23:41:11+00:00","summary":"ARIN delegated statistics 2024-06-05 (produced 2024-06-05T13:00:47+00:00), before the report: assigned (dated 2006-12-04)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20240607.gz","retrieved_at":"2026-10-12T23:41:16+00:00","summary":"ARIN delegated statistics 2024-06-07 (produced 2024-06-07T13:00:46+00:00), after the report: assigned (dated 2006-12-04)"}]},{"event_id":"f30b4c237372f680","registry":"ARIN","report_date":"2016-09-19","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS20151","start":20151,"end":20151,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Mountain Computer Wizards, Inc.","recipient_organization":"Colorado Central Telecom","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:26+00:00","page":"https://rirtracker.com/asn/20151/#e-f30b4c237372f680","report_page":"https://rirtracker.com/arin/reports/2016-09-19/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/20151.json","observed":"Merger/acquisition: Mountain Computer Wizards, Inc. (ARIN) to Colorado Central Telecom (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Mountain Computer Wizards, Inc. (ARIN) to Colorado Central Telecom (ARIN) on 2016-09-19 17:05 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 2016-09-19 17:05 UTC, Mountain Computer Wizards, Inc. (ARIN) to Colorado Central Telecom (ARIN); resources moved: AS20151"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160918.gz","retrieved_at":"2026-10-12T21:16:32+00:00","summary":"ARIN delegated statistics 2016-09-18 (produced 2016-09-18T05:09:35+00:00), before the report: assigned (dated 2006-12-04)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2016/delegated-arin-extended-20160920.gz","retrieved_at":"2026-10-12T21:16:37+00:00","summary":"ARIN delegated statistics 2016-09-20 (produced 2016-09-20T05:10:06+00:00), after the report: assigned (dated 2006-12-04)"}]}],"classification_history":{"118ea79d00c4254c":[{"raw_change_id":571103,"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 Colorado Central Telecom (ARIN) to Visionary Communications, Inc. (ARIN) on 2024-06-06 10:34 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."}],"f30b4c237372f680":[{"raw_change_id":550840,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:18:26+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Mountain Computer Wizards, Inc. (ARIN) to Colorado Central Telecom (ARIN) on 2016-09-19 17:05 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":"assigned (dated 2006-12-04)"}}