O2 Czech Republic, a.s.

AS 5610 O2-CZECH-REPUBLIC

O2 Czech Republic, a.s.

AS 5610 O2-CZECH-REPUBLIC


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.

  2,255,104 IP addresses

  Network
ASN5610
NameO2-CZECH-REPUBLIC
OrganizationO2 Czech Republic, a.s.
CountryCzechia  
RegistryRIPE NCC


  Details
IPv4 addresses2,255,104
IPv6 /64 networks1.5 x 235
Prefixes73


  Other ASN allocated to O2 Czech Republic, a.s.
ASN Name IP addresses
20884 CZ-CTNET-AS 256


  Prefixes for AS5610
IPv4 addresses - showing the first 20 of 69 networks
Network Location Addresses
O2 Czech Republic, a.s.   Prague (Praha 4) 131,072
Cz.cznet   Prague (Praha 4) 256
Cz.cznet   Olomouc 256
Cz.cznet   Prague (Praha 4) 256
Cz.cznet   Prague (Praha 4) 256
Telefonica O2 Slovakia s.r.o.   Bratislava (Petržalka) 4,096
Eurotel Praha   Prague (Praha 4) 65,536
Eurotel Praha   Prague (Praha 4) 256
O2 Czech Republic, a.s.   Prague 256
O2 Czech Republic, a.s.   Brno 1,024
O2 Czech Republic, a.s.   Praha 8 1,024
Cz.cznet   Prague (Praha 4) 1,024
O2 Czech Republic, a.s.   Prague 256
CSOB via ComSource   Prague 2,048
CSOB via ComSource   Prague 1,024
CSOB via ComSource   Prague 1,024
UxNet   Prague 256
Halens   Hradec Králové (Březhrad) 256
Cz.cznet   Prague (Praha 4) 65,536
Cz.cznet   Prague (Praha 4) 32,768

IPv6 addresses
Network Location /64 Prefixes
Eurotel Praha   Prague (Praha 4) 232
Telefonica O2 Czech Republic, a.s.   Prague (Praha 4) 235
Telefonica O2 Czech Republic, a.s.   Prague (Praha 4) 232
InternetHome   Praha 2 233