AS11736 University of South Dakota

USD - University of South Dakota · registered in the United States

IPv4 addresses16,6408 prefixes · <0.001% of announced IPv4

Rank in United States#2,304largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#6,835of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS11736 in ASN lookup Look up an IP in this network (192.55.228.1) All networks in United States

IPv4 prefixes

All 8 prefixes, in address order.

192.55.228.0/24
192.236.32.0/19
206.176.0.0/21
206.176.8.0/22
206.176.12.0/23
206.176.57.0/24
206.176.58.0/24
206.209.0.0/20

Similar-sized networks in United States

ASNNameIPv4 addresses

AS6419#2301 IDD - IDD Enterprises, LP16,640

AS11687#2302 CITY-OF-HOPE - City of Hope Medical Center16,640

AS11704#2303 VTCI - Valley Telephone Cooperative, Inc.16,640

AS14763#2305 STKATE - St. Catherine University16,640

AS17373#2306 MCI-COV - Verizon Business16,640

AS19510#2307 HUM-19510 - HUMANA16,640

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