AS397258 Graton Resort and Casino

GTRC-01 - Graton Resort and Casino · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#17,221largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#78,092of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS397258 in ASN lookup Look up an IP in this network (50.228.21.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

50.228.21.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS397185#17218 LACU - Corda Credit Union256

AS397252#17219 STL-ASN-01 - Summitt Trucking, LLC256

AS397253#17220 WCCLS-AS-01 - Washington County Cooperative Library Services256

AS397260#17222 CYNAXA - Cynaxa LLC256

AS397261#17223 ENDELL-ST - H CLUB LOS ANGELES256

AS397266#17224 PAPERLESSPOST - Paperless Inc256

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