Autonomous System
AS8508 Silesian University of Technology, Computer Centre
EducationActivePolandRIPE
AS8508 (SILWEB-AS-EDU) is an education network operated by Silesian University of Technology, Computer Centre in Poland, registered with RIPE. It has 15 IPv4 prefixes with 166,400 addresses and 3 IPv6 prefixes, which makes it the 1,486th largest of 82,141 active autonomous systems by IPv4 space.
IPv4 addresses166,400in 15 prefixes
IPv6 prefixes3≈ 2.4 × 10²⁹ addresses
Size rank#1,486of 82,141 active ASNs
Details
OrganizationSilesian University of Technology, Computer Centre
AS nameSILWEB-AS-EDU
Websitepolsl.pl
Country Poland (PL)
Network typeEducation
RegistryRIPE
Abuse contactabuse@silweb.pl
Registered1970-01-01
Last updated2019-12-04
IPv4 prefixes
15 prefixes · 166,400 addresses| Network | Addresses | First – last address |
|---|---|---|
| 155.158.0.0/16 | 65,536 | 155.158.0.0 – 155.158.255.255 |
| 157.158.0.0/16 | 65,536 | 157.158.0.0 – 157.158.255.255 |
| 83.230.96.0/19 | 8,192 | 83.230.96.0 – 83.230.127.255 |
| 213.227.96.0/19 | 8,192 | 213.227.96.0 – 213.227.127.255 |
| 83.230.64.0/20 | 4,096 | 83.230.64.0 – 83.230.79.255 |
| 212.106.176.0/20 | 4,096 | 212.106.176.0 – 212.106.191.255 |
| 213.227.80.0/20 | 4,096 | 213.227.80.0 – 213.227.95.255 |
| 83.230.64.0/21 | 2,048 | 83.230.64.0 – 83.230.71.255 |
| 213.227.88.0/21 | 2,048 | 213.227.88.0 – 213.227.95.255 |
| 212.106.184.0/22 | 1,024 | 212.106.184.0 – 212.106.187.255 |
| 83.230.118.0/23 | 512 | 83.230.118.0 – 83.230.119.255 |
| 83.230.99.0/24 | 256 | 83.230.99.0 – 83.230.99.255 |
| 83.230.110.0/24 | 256 | 83.230.110.0 – 83.230.110.255 |
| 91.220.103.0/24 | 256 | 91.220.103.0 – 91.220.103.255 |
| 212.106.183.0/24 | 256 | 212.106.183.0 – 212.106.183.255 |
155.158.0.0/16 157.158.0.0/16 83.230.96.0/19 213.227.96.0/19 83.230.64.0/20 212.106.176.0/20 213.227.80.0/20 83.230.64.0/21 213.227.88.0/21 212.106.184.0/22 83.230.118.0/23 83.230.99.0/24 83.230.110.0/24 91.220.103.0/24 212.106.183.0/24
IPv6 prefixes
3 prefixes- 2a01:1dc::/32
- 2a01:1dd::/32
- 2a01:1de::/32
2a01:1dc::/32 2a01:1dd::/32 2a01:1de::/32
Query AS8508 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=AS8508&key=YOUR_API_KEY"Any address in its prefixes resolves to AS8508, with or without a key:
curl "https://api.ipapi.is/?q=155.158.0.1"