Autonomous System

AS33281 BRIGHAM YOUNG UNIVERSITY - IDAHO

EducationActiveUnited StatesARIN

AS33281 (BRIGHAM-YOUNG-UNIVERSITY-IDAHO) is an education network operated by BRIGHAM YOUNG UNIVERSITY - IDAHO in United States, registered with ARIN. It has 2 IPv4 prefixes with 65,792 addresses and 1 IPv6 prefix, which makes it the 3,480th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses65,792in 2 prefixes
IPv6 prefixes1≈ 1.2 × 10²⁴ addresses
Size rank#3,480of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationBRIGHAM YOUNG UNIVERSITY - IDAHO
AS nameBRIGHAM-YOUNG-UNIVERSITY-IDAHO
Websitebyui.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactSessionsS@byui.edu
Registered2010-08-19
Last updated2025-08-29

IPv4 prefixes

2 prefixes · 65,792 addresses
NetworkAddressesFirst – last address
157.201.0.0/1665,536157.201.0.0 – 157.201.255.255
157.201.0.0/24256157.201.0.0 – 157.201.0.255

IPv6 prefixes

1 prefix
  • 2620:5f:8000::/48

Query AS33281 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=AS33281&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS33281, with or without a key:

curl "https://api.ipapi.is/?q=157.201.0.1"

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