Autonomous System
AS59 University of Wisconsin Madison
EducationActiveUnited StatesARIN
AS59 (WISC-MADISON-AS) is an education network operated by University of Wisconsin Madison in United States, registered with ARIN. It has 16 IPv4 prefixes with 331,520 addresses and 1 IPv6 prefix, which makes it the 886th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses331,520in 16 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#886of 82,200 active ASNs
Details
OrganizationUniversity of Wisconsin Madison
AS nameWISC-MADISON-AS
Websitewisc.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactabuse@wisc.edu
Registered1986-01-21
Last updated2012-03-02
IPv4 prefixes
16 prefixes · 331,520 addresses| Network | Addresses | First – last address |
|---|---|---|
| 72.33.0.0/16 | 65,536 | 72.33.0.0 – 72.33.255.255 |
| 128.104.0.0/16 | 65,536 | 128.104.0.0 – 128.104.255.255 |
| 128.105.0.0/16 | 65,536 | 128.105.0.0 – 128.105.255.255 |
| 144.92.0.0/16 | 65,536 | 144.92.0.0 – 144.92.255.255 |
| 146.151.0.0/16 | 65,536 | 146.151.0.0 – 146.151.255.255 |
| 205.213.248.0/22 | 1,024 | 205.213.248.0 – 205.213.251.255 |
| 128.105.68.0/23 | 512 | 128.105.68.0 – 128.105.69.255 |
| 192.12.220.0/24 | 256 | 192.12.220.0 – 192.12.220.255 |
| 192.12.223.0/24 | 256 | 192.12.223.0 – 192.12.223.255 |
| 192.12.224.0/24 | 256 | 192.12.224.0 – 192.12.224.255 |
| 192.86.79.0/24 | 256 | 192.86.79.0 – 192.86.79.255 |
| 198.51.246.0/24 | 256 | 198.51.246.0 – 198.51.246.255 |
| 198.51.247.0/24 | 256 | 198.51.247.0 – 198.51.247.255 |
| 198.51.254.0/24 | 256 | 198.51.254.0 – 198.51.254.255 |
| 198.133.224.0/24 | 256 | 198.133.224.0 – 198.133.224.255 |
| 198.133.225.0/24 | 256 | 198.133.225.0 – 198.133.225.255 |
72.33.0.0/16 128.104.0.0/16 128.105.0.0/16 144.92.0.0/16 146.151.0.0/16 205.213.248.0/22 128.105.68.0/23 192.12.220.0/24 192.12.223.0/24 192.12.224.0/24 192.86.79.0/24 198.51.246.0/24 198.51.247.0/24 198.51.254.0/24 198.133.224.0/24 198.133.225.0/24
IPv6 prefixes
1 prefix- 2607:f388::/32
2607:f388::/32
Query AS59 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=AS59&key=YOUR_API_KEY"Any address in its prefixes resolves to AS59, with or without a key:
curl "https://api.ipapi.is/?q=72.33.0.1"Largest networks in United States
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