Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
| ASN | 25512 |
| Name | CDT-AS |
| Organization | CD-Telematika a.s. |
| Country | Czechia
|
| Registry | RIPE NCC |
| IPv4 addresses | 117,760 |
| IPv6 /64 networks | 232 |
| Prefixes | 12 |
IPv4 Prefixes for AS25512
| Network |
Location |
Addresses |
| 131.117.192.0/21 |
CD-Telematika |
Prague (Praha 10) |
2,048 |
| 185.134.0.0/22 |
CD-Telematika a.s. |
Prague |
1,024 |
| 195.146.96.0/19 |
CD-Telematika a.s. |
Písek (Hradiště) |
8,192 |
| 212.11.96.0/19 |
CD-Telematika a.s. |
Kněževes |
8,192 |
| 213.235.128.0/18 |
CD-Telematika |
Prague (Praha 10) |
16,384 |
| 81.19.32.0/20 |
CD-Telematika |
Prague (Praha 10) |
4,096 |
| 82.117.128.0/19 |
CD-Telematika |
Prague (Praha 10) |
8,192 |
| 82.202.64.0/18 |
CD-Telematika a.s. |
Rtyně v Podkrkonoší |
16,384 |
| 85.13.64.0/18 |
CD-Telematika |
Prague |
16,384 |
| 85.184.16.0/20 |
CD-Telematika a.s. |
Prague (Praha 9) |
4,096 |
| 89.203.128.0/17 |
CD-Telematika |
Libčice nad Vltavou |
32,768 |
IPv6 Prefixes for AS25512
| Network |
Location |
/64 Prefixes |
| 2001:1a48::/32 |
CD-Telematika a.s. |
Prague |
232 |