AS12185 Thompson, Siegel & Walmsley LLC

ASN1 - Thompson, Siegel & Walmsley LLC · registered in the United States

IPv4 addresses7683 prefixes · <0.001% of announced IPv4

Rank in United States#9,336largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#43,767of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS12185 in ASN lookup Look up an IP in this network (8.43.93.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

8.43.93.0/24
74.63.155.0/24
209.96.132.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS12082#9333 NWN-CORPORATION - NWN Corporation768

AS12104#9334 CDE-ASN - State Farm Mutual Automobile Insurance Company768

AS12144#9335 CLOUD-GRID - Cloud Grid Networks768

AS12227#9337 WBNS-AS-1 - WBNS TV, Inc.768

AS12242#9338 NEL-ASN - Nodal Exchange, LLC768

AS12245#9339 PRMC-ASN - Peninsula Regional Medical Center768

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