AS3634 Stephen F. Austin State University

SFASU-AS - Stephen F. Austin State University · registered in the United States

IPv4 addresses65,2808 prefixes · 0.002% of announced IPv4

Rank in United States#1,313largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#3,461of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryUnited States18,679 ASNs registered there

Open AS3634 in ASN lookup Look up an IP in this network (144.96.0.1) All networks in United States

IPv4 prefixes

All 8 prefixes, in address order.

144.96.0.0/17
144.96.128.0/18
144.96.192.0/19
144.96.224.0/20
144.96.240.0/21
144.96.250.0/23
144.96.252.0/22
192.70.161.0/24

IPv6 prefixes

All 1 prefix.

2604:2100::/32

Other ASNs named Stephen F. Austin State University

1 other network uses the same organisation name; together with AS3634 they announce 65,792 IPv4 addresses.

ASNNameIPv4 addresses

AS394801SFA-ARDC - Stephen F. Austin State University US512

Similar-sized networks in United States

ASNNameIPv4 addresses

AS401917#1310 SUNY-COBLESKILL - The State University of New York College of Agriculture and Technology at Cobleskill65,536

AS401974#1311 VVUSD-157-233 - Val Verde Unified School District65,536

AS30679#1312 CPPNET - California State Polytechnic University - Pomona65,284

AS10508#1314 UARK-FAYETTEVILLE - University of Arkansas65,280

AS16433#1315 NCTC-ISP - NORTH CENTRAL TELEPHONE COOPERATIVE CORPORATION65,280

AS33343#1316 HCHBNET - U.S. Department of Commerce, HQ and ITA65,280

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