Autonomous System

AS11399 Williams College

EducationActiveUnited StatesARIN

AS11399 (WILLIAMSCOLLEGE) is an education network operated by Williams College in United States, registered with ARIN. It has 3 IPv4 prefixes with 65,792 addresses and 4 IPv6 prefixes, which makes it the 3,448th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses65,792in 3 prefixes
IPv6 prefixes4≈ 2.3 × 10²⁵ addresses
Size rank#3,448of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationWilliams College
AS nameWILLIAMSCOLLEGE
Websitewilliams.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactnoc@williams.edu
Registered1998-08-05
Last updated2017-06-07

IPv4 prefixes

3 prefixes · 65,792 addresses
NetworkAddressesFirst – last address
137.165.0.0/1732,768137.165.0.0 – 137.165.127.255
137.165.128.0/1732,768137.165.128.0 – 137.165.255.255
204.225.173.0/24256204.225.173.0 – 204.225.173.255

IPv6 prefixes

4 prefixes
  • 2602:811:3000::/44
  • 2001:470:ed::/48
  • 2606:6b40:fff1::/48
  • 2606:6b40:fff2::/48

Query AS11399 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=AS11399&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS11399, with or without a key:

curl "https://api.ipapi.is/?q=137.165.0.1"

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