AS21806 National Fuel Gas Distribution Corporation

NATIONAL-FUEL - National Fuel Gas Distribution Corporation · registered in the United States

IPv4 addresses7683 prefixes · <0.001% of announced IPv4

Rank in United States#9,474largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#43,976of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS21806 in ASN lookup Look up an IP in this network (205.235.160.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

205.235.160.0/24
205.235.173.0/24
205.235.175.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS21711#9471 MAXTEL-USA-01 - Maxtel USA Corp768

AS21729#9472 CROWN-EQUIPMENT - Crown Equipment Corporation768

AS21759#9473 NRUCFC - National Rural Utilities Cooperative Finance Corporation768

AS21860#9475 FL-GRIP - FOLEY & LARDNER LLP768

AS21885#9476 AS1 - McLane Advanced Technologies, LLC768

AS21938#9477 YAMAHA-DEALERS - YAMAHA MOTOR CORPORATION, U.S.A768

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