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General Information
Name:
O2 Czech Republic, A.S.
Domain:
o2.cz
Country:
CZ
Type:
isp
Registry:
RIPE_NCC
Prefix Counts
IPv4 Count:
53,760
IPv6 Count:
713,053,462,628,379,038,341,895,553,024
IPv4 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status | Size |
|---|---|---|---|---|---|---|
| 80.78.144.0/20 | CZ | freebone | Freebone S.R.O. | RIPE_NCC | ASSIGNED PA | 4,096 |
| 88.83.224.0/19 | CZ | freebone | Itself Ltd. | RIPE_NCC | ASSIGNED PA | 8,192 |
| 89.190.40.0/21 | CZ | VELBNET-CZ | Velbnet, S.R.O. | RIPE_NCC | ASSIGNED PA | 2,048 |
| 89.190.48.0/20 | CZ | SELFNET-CZ | Catv Zidlochovice | RIPE_NCC | ASSIGNED PA | 4,096 |
| 109.105.32.0/19 | CZ | NGA-SERVICES-CZ | Nga Services, Spol. S R.O., Hodice | RIPE_NCC | ASSIGNED PA | 8,192 |
| 185.8.188.0/22 | CZ | CZ-CZNET-20121101 | O2 Czech Republic, A.S. | RIPE_NCC | ALLOCATED PA | 1,024 |
| 193.17.248.0/22 | CZ | ZEAL-CZ | Zeal S.R.O. | RIPE_NCC | ASSIGNED PI | 1,024 |
| 195.78.122.0/23 | CZ | ZEAL-CZ | Zeal S.R.O. | RIPE_NCC | ASSIGNED PI | 512 |
| 212.4.128.0/19 | CZ | SELFNET-CZ | Self Servis Catv Ivancice | RIPE_NCC | ASSIGNED PA | 8,192 |
| 212.96.160.0/19 | CZ | CZECHBONE-CZ | Czechbone Ltd. | RIPE_NCC | ASSIGNED PA | 8,192 |
| 213.211.32.0/19 | CZ | SELFNET-CZ | Cmts Kunstat | RIPE_NCC | ASSIGNED PA | 8,192 |
IPv6 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status |
|---|---|---|---|---|---|
| 2001:4ba8::/29 | CZ | ITSELF | ITSELF | RIPE_NCC | ASSIGNED |
| 2a0b:bb41::/32 | CZ | CZ-NETSTONE-20170807 | Netstone S.R.O. | RIPE_NCC | ALLOCATED-BY-RIR |
