AS11250 Tri-State Generation and Transmission Association Inc.

TRI-STATE-G-AND-T - Tri-State Generation and Transmission Association Inc. · registered in the United States

IPv4 addresses2,5605 prefixes · <0.001% of announced IPv4

Rank in United States#5,577largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#19,837of 79,396 networks with IPv4

IPv6256 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS11250 in ASN lookup Look up an IP in this network (198.176.183.1) All networks in United States

IPv4 prefixes

All 5 prefixes, in address order.

198.176.183.0/24
198.176.240.0/22
198.176.244.0/23
204.75.190.0/23
204.75.192.0/24

IPv6 prefixes

All 1 prefix.

2620:10a:e000::/40

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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