{"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":"AS401372","resource_type":"asn","page":"https://rirtracker.com/asn/401372/","statistics_now":{"registry":"ARIN","status":"assigned (dated 2024-10-04)"},"current_holder":{"rir":"ARIN","org":"Fulcrum Services LLC","how":"ARIN's latest statistics and the latest transfer record"},"rdap_snapshots":[],"transfers":[{"id":5147,"date":"2026-07-08T20:23:38Z","type":"MERGER_ACQUISITION","source_rir":"ARIN","recipient_rir":"ARIN","source_org":"Sidus Group, LLC","recipient_org":"Fulcrum Services LLC","range":"AS401372","log":"ARIN"}],"events":[{"event_id":"68a35cc29f3d83fe","registry":"ARIN","report_date":"2026-07-08","source":"transfers","raw_action":"TRANSFER","raw_line":null,"resource_type":"asn","resource":"AS401372","start":401372,"end":401372,"classification":"MERGER_ACQUISITION","classification_label":"Merger/acquisition or reorganization","confidence":"CONFIRMED","source_rir":"ARIN","recipient_rir":"ARIN","source_organization":"Sidus Group, LLC","recipient_organization":"Fulcrum Services LLC","inventory_effect":"No effect on ARIN applicant inventory","inventory_effect_code":"NO_EFFECT","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:29+00:00","page":"https://rirtracker.com/asn/401372/#e-68a35cc29f3d83fe","report_page":"https://rirtracker.com/arin/reports/2026-07-08/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/401372.json","observed":"Merger/acquisition: Sidus Group, LLC (ARIN) to Fulcrum Services LLC (ARIN)","explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Sidus Group, LLC (ARIN) to Fulcrum Services LLC (ARIN) on 2026-07-08 20:23 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 2026-07-08 20:23 UTC, Sidus Group, LLC (ARIN) to Fulcrum Services LLC (ARIN); resources moved: AS401372"},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260707","retrieved_at":"2026-10-09T19:04:03+00:00","summary":"ARIN delegated statistics 2026-07-07 (produced 2026-07-07T09:00:21+00:00), before the report: assigned (dated 2024-10-04)"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-20260709","retrieved_at":"2026-10-09T19:04:10+00:00","summary":"ARIN delegated statistics 2026-07-09 (produced 2026-07-09T09:00:22+00:00), after the report: assigned (dated 2024-10-04)"}]},{"event_id":"3f65ce2295129f59","registry":"ARIN","report_date":"2024-10-04","source":"arin_issued","raw_action":"ADD","raw_line":"Add AS401372","resource_type":"asn","resource":"AS401372","start":401372,"end":401372,"classification":"APPARENT_NEW_ISSUANCE","classification_label":"Apparent new issuance","confidence":"STRONG_INFERENCE","source_rir":null,"recipient_rir":null,"source_organization":null,"recipient_organization":null,"inventory_effect":"Likely issued from ARIN-controlled inventory","inventory_effect_code":"ISSUED","provisional":false,"classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:12+00:00","page":"https://rirtracker.com/asn/401372/#e-3f65ce2295129f59","report_page":"https://rirtracker.com/arin/reports/2024-10-04/","evidence_url":"https://rirtracker.com/api/v1/resources/asn/401372.json","explanation":"No transfer record matches. ARIN's statistics show it available on 2024-10-03 and assigned (dated 2024-10-04) on 2024-10-05. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN.","evidence":[{"type":"arin_issued","url":"https://lists.arin.net/pipermail/arin-issued/2024-October/005774.html","retrieved_at":"2026-10-12T18:42:46+00:00","summary":"ARIN-Issued report for 2024-10-04: \"Add AS401372\""},{"type":"delegated_before","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241003.gz","retrieved_at":"2026-10-12T23:47:34+00:00","summary":"ARIN delegated statistics 2024-10-03 (produced 2024-10-03T13:00:53+00:00), before the report: available"},{"type":"delegated_after","url":"https://ftp.arin.net/pub/stats/arin/archive/2024/delegated-arin-extended-20241005.gz","retrieved_at":"2026-10-12T23:47:49+00:00","summary":"ARIN delegated statistics 2024-10-05 (produced 2024-10-05T13:00:53+00:00), after the report: assigned (dated 2024-10-04)"}]}],"classification_history":{"68a35cc29f3d83fe":[{"raw_change_id":576516,"classification_code":"MERGER_ACQUISITION","confidence":"CONFIRMED","classifier_version":"1.4.0","classified_at":"2026-10-14T00:19:29+00:00","current":1,"public_explanation":"ARIN's transfer log records a merger, acquisition or reorganization from Sidus Group, LLC (ARIN) to Fulcrum Services LLC (ARIN) on 2026-07-08 20:23 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."}],"3f65ce2295129f59":[{"raw_change_id":189651,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.0","classified_at":"2026-10-13T04:03:34+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2024-10-03 and assigned (dated 2024-10-04) on 2024-10-05. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":189651,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.1","classified_at":"2026-10-13T08:07:49+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2024-10-03 and assigned (dated 2024-10-04) on 2024-10-05. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":189651,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.3.2","classified_at":"2026-10-13T14:50:42+00:00","current":0,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2024-10-03 and assigned (dated 2024-10-04) on 2024-10-05. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."},{"raw_change_id":189651,"classification_code":"APPARENT_NEW_ISSUANCE","confidence":"STRONG_INFERENCE","classifier_version":"1.4.0","classified_at":"2026-10-13T23:54:12+00:00","current":1,"public_explanation":"No transfer record matches. ARIN's statistics show it available on 2024-10-03 and assigned (dated 2024-10-04) on 2024-10-05. It moved from ARIN's unissued pool to an active registration dated around the report, so it appears to be newly issued by ARIN."}]},"arin_statistics_now":{"status":"assigned (dated 2024-10-04)"}}