AS397817 Southern Tennessee Regional Health System Winchester

STMC - Southern Tennessee Regional Health System Winchester · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#17,343largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#78,229of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS397817 in ASN lookup Look up an IP in this network (12.25.103.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

12.25.103.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS397812#17340 LIT-CLOUD-01 - Live Information Technology Consulting Group, LLC256

AS397813#17341 CLARKE-MULTIHOME-IP-BLOCK - Clarke Broadcasting Corporation256

AS397815#17342 NMIH-SWITCH-01 - National Mortgage Insurance Corporation256

AS397819#17344 CPI - Consumers Power, Inc.256

AS397830#17345 CITY-OF-GLENDALE - City of Glendale256

AS397837#17346 GEICO-CNAB - GEICO256

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources