Autonomous System
AS2552 Washington University
EducationActiveUnited StatesARIN
AS2552 (WUSTL-ASN) is an education network operated by Washington University in United States, registered with ARIN. It has 3 IPv4 prefixes with 73,984 addresses and 2 IPv6 prefixes, which makes it the 2,854th largest of 82,141 active autonomous systems by IPv4 space.
IPv4 addresses73,984in 3 prefixes
IPv6 prefixes2≈ 1.6 × 10²⁹ addresses
Size rank#2,854of 82,141 active ASNs
Details
OrganizationWashington University
AS nameWUSTL-ASN
Websitewustl.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactWashU_IT-SI_SOCCommandCenter@email.wustl.edu
Registered1993-03-16
Last updated2012-04-02
IPv4 prefixes
3 prefixes · 73,984 addresses| Network | Addresses | First – last address |
|---|---|---|
| 128.252.0.0/16 | 65,536 | 128.252.0.0 – 128.252.255.255 |
| 65.254.96.0/19 | 8,192 | 65.254.96.0 – 65.254.127.255 |
| 192.31.46.0/24 | 256 | 192.31.46.0 – 192.31.46.255 |
128.252.0.0/16 65.254.96.0/19 192.31.46.0/24
IPv6 prefixes
2 prefixes- 2604:3e00::/32
- 2606:fd80::/32
2604:3e00::/32 2606:fd80::/32
Query AS2552 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=AS2552&key=YOUR_API_KEY"Any address in its prefixes resolves to AS2552, with or without a key:
curl "https://api.ipapi.is/?q=128.252.0.1"Largest networks in United States
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