Autonomous System
AS3634 Stephen F. Austin State University
EducationActiveUnited StatesARIN
AS3634 (SFASU-AS) is an education network operated by Stephen F. Austin State University in United States, registered with ARIN. It has 2 IPv4 prefixes with 65,792 addresses and 1 IPv6 prefix, which makes it the 3,436th largest of 82,141 active autonomous systems by IPv4 space.
IPv4 addresses65,792in 2 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#3,436of 82,141 active ASNs
Details
OrganizationStephen F. Austin State University
AS nameSFASU-AS
Websitesfasu.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactstringfibl@sfasu.edu
Registered1994-05-26
Last updated2026-02-12
IPv4 prefixes
2 prefixes · 65,792 addresses| Network | Addresses | First – last address |
|---|---|---|
| 144.96.0.0/16 | 65,536 | 144.96.0.0 – 144.96.255.255 |
| 192.70.161.0/24 | 256 | 192.70.161.0 – 192.70.161.255 |
144.96.0.0/16 192.70.161.0/24
IPv6 prefixes
1 prefix- 2604:2100::/32
2604:2100::/32
Query AS3634 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS3634&key=YOUR_API_KEY"Any address in its prefixes resolves to AS3634, with or without a key:
curl "https://api.ipapi.is/?q=144.96.0.1"Largest networks in United States
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