AS73 — WASHINGTON-AS

AS73 announces 12 IPv4 prefixes covering 238,080 addresses and 7 IPv6 prefixes.

About this network

The primary network of the University of Washington (WASHINGTON-AS), the public research university in Seattle.

What it's used for

• Campus and research networking for UW's campuses across the Puget Sound area.

Notable

• An institutional/educational address, not commercial hosting. The low AS number reflects how early UW connected, handed out sequentially in the internet's first years.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 69.91.192.0/18
• 108.179.140.0/22
• 128.95.0.0/16
• 128.208.0.0/16
• 140.142.0.0/16
• 173.250.160.0/19
• 192.26.136.0/24
• 192.42.144.0/24
• 198.48.64.0/20
• 198.48.80.0/21
• 198.48.88.0/22
• 205.175.96.0/19
• 2607:4000::/38
• 2607:4000:400::/38
• 2607:4000:800::/37
• 2607:4000:1000::/36
• 2607:4000:2000::/35
• 2607:4000:4000::/34
• 2607:4000:8000::/33

Upstream networks

• AS101 University of Washington

Downstream networks

• AS64247 University of Washington

Adjacent networks

• AS101 University of Washington
• AS64247 University of Washington