AS12570

O2 Czech Republic, a.s.

AS 12570 ITSELF

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.

53,760 IP addresses
ASN12570
NameITSELF
OrganizationO2 Czech Republic, a.s.
CountryCzechia  
RegistryRIPE NCC
IPv4 addresses53,760
IPv6 /64 networks1.13 x 235
Prefixes13
Other ASN allocated to O2 Czech Republic, a.s.
ASN Name IP addresses
5610 O2-CZECH-REPUBLIC 2,328,320
42908 CZ-NORDICTELECOMREGIONAL 183,296
16246 AS16246 133,120
31246 NETBOX-AS 66,560
41046 NEJTV-AS 53,248
29321 CentroNetAS 15,360
49767 INTERNETPB-AS 5,120
44070 MCnet-AS 4,096
47681 RIOMEDIA 1,024
41824 IH-LOSAN-NET 0
20884 CZ-CTNET-AS 0
25036 TERMSNET-AS 0
35214 CZ-NORDICTELECOMREGIONAL 0
61169 SPORKNET 0
202522 CZ-NORDICTELECOMREGIONAL 0
IPv4 Prefixes for AS12570
Network Location Addresses
109.105.32.0/19 O2 Czech Republic, a.s.   Bílovice nad Svitavou (Brno-Židenice) 8,192
185.8.188.0/22 O2 Czech Republic, a.s.   Zastávka 1,024
193.17.248.0/22 Zeal   Prague (Praha 8) 1,024
195.78.122.0/23 Zeal   Prague (Praha 8) 512
212.4.128.0/19 O2 Czech Republic, a.s.   Bílovice nad Svitavou (Brno-Židenice) 8,192
212.96.160.0/19 O2 Czech Republic, a.s.   Bílovice nad Svitavou (Brno-Židenice) 8,192
213.211.32.0/19 O2 Czech Republic, a.s.   Velké Meziříčí 8,192
80.78.144.0/20 Freebone s.r.o   Břeclav 4,096
88.83.224.0/19 Freebone s.r.o.   Bílovice nad Svitavou (Brno-Vinohrady) 8,192
89.190.40.0/21 Velbnet   Zruč-Senec (Zruč) 2,048
89.190.48.0/20 Selfnet   Jiříkovice 4,096
IPv6 Prefixes for AS12570
Network Location /64 Prefixes
2001:4ba8::/29 O2 Czech Republic, a.s.   Bílovice nad Svitavou (Brno-Židenice) 235
2a0b:bb41::/32 O2 Czech Republic, a.s.   Mokrá Hora (Brno-sever) 232