asn.dev

Downstream networks

AS21947 BCI

Hosting APNIC NSP

Transit

Downstream networks

inferred

Networks for which AS21947 was observed as the last hop before the origin, meaning it appears to provide them transit.

ASNetworkTypeFamiliesPaths seen
AS395861Medical Imaging Associates of Idaho Falls, Inc.UnclassifiedIPv4140
AS397162SumofiberUnclassifiedIPv4 IPv6134
AS46324Advanced Stream Inc.UnclassifiedIPv4121
AS27391Washington CorporationsUnclassifiedIPv4106
AS22785GLACIER BANCORP INCUnclassifiedIPv4102
AS15331Blackfoot Telephone Cooperative, Inc.UnclassifiedIPv4 IPv695
AS33521Missoula County Public SchoolsUnclassifiedIPv459
AS54410Bozeman Deaconess Health ServicesUnclassifiedIPv459
AS1378Interbel Telephone Cooperative, Inc.UnclassifiedIPv449
AS33281BRIGHAM YOUNG UNIVERSITY - IDAHOUnclassifiedIPv4 IPv642
AS20274Flathead Valley Community CollegeUnclassifiedIPv438
AS13590Marcus Daly Memorial Hospital CorporationUnclassifiedIPv436
AS398437Hot Springs Telephone CompanyUnclassifiedIPv419
AS393630Avantguard Monitoring CentersUnclassifiedIPv418

Derived from routing tables collected at 2026-10-14 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.25M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.