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
| 2
32
|
|---|
| 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.
|
Pisek (Hradi?t?)
|
8,192
|
| 212.11.96.0/19
|
CD-Telematika a.s.
|
Prague
|
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.
|
Rtyn? v Podkrkono?i
|
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
|
Lib?ice nad Vltavou
|
32,768
|
IPv6 Prefixes for AS25512
| Network
|
Location
|
/64 Prefixes
|
| 2001:1a48::/32
|
CD-Telematika a.s.
|
Prague (Praha 9)
|
2
32
|