Data as of Nov 10, 2026
Autonomous system

AS11399

Williams College

Announces 65,792 addresses in 3 prefixes. None of it is anonymizer space.

Type
Education
US
Proxy activity, 30 days
11 exits

Announced prefixes

Arrived
PrefixTypeProxy exitsHolderRPKI
137.165.0.0/17
since Aug 2023
Business11
1 always on
137.165.128.0/17
since Aug 2023
Business
204.225.173.0/24
since Feb 2019
BusinessClark Art Institute

Residential-proxy exposure

Always-on exits
1
9.1% of its exits
Spread
10
/24s with at least one exit
Providers
21
selling exits here

Proxy providers listing exits

  • 711Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • ColaProxy
  • EZProxies
  • EnigmaProxy
  • FastProxy
  • GloryCloud
  • IPPeak
  • LemonBright
  • MoMoProxy
  • NovaProxy
  • ProxyEmpire
  • PuraRoute
  • RainProxy
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VitalExclusive

Proxy activity

Oct 11, 2026 – Nov 8, 2026

AS11399, day by day

1.7K observations

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it