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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:
67,072
IPv6 Count:
1,505,335,087,771,022,414,277,335,056,384
IPv4 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status | Size |
|---|---|---|---|---|---|---|
| 46.39.160.0/19 | CZ | CZ-CZNET-20101215 | O2 Czech Republic, A.S. | RIPE_NCC | ALLOCATED PA | 8,192 |
| 83.240.0.0/17 | CZ | NETBOX | Smart Comp. A.S. | RIPE_NCC | ASSIGNED PA | 32,768 |
| 95.82.128.0/18 | CZ | CZ-CZNET-20081211 | O2 Czech Republic, A.S. | RIPE_NCC | ALLOCATED PA | 16,384 |
| 185.51.240.0/22 | CZ | CZ-CZNET-20140327 | O2 Czech Republic, A.S. | RIPE_NCC | ALLOCATED PA | 1,024 |
| 194.164.239.0/24 | CZ | CZ-TOMAN-19960307 | Frantisek Toman | RIPE_NCC | ALLOCATED PA | 256 |
| 195.200.23.0/24 | CZ | CZ-TOMAN-19960509 | Frantisek Toman | RIPE_NCC | ALLOCATED PA | 256 |
| 213.155.224.0/19 | CZ | OPAVANET | Opavanet A.S. | RIPE_NCC | ASSIGNED PA | 8,192 |
IPv6 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status |
|---|---|---|---|---|---|
| 2001:4cc8::/31 | CZ | NETBOX | Smart Comp. A.S. | RIPE_NCC | AGGREGATED-BY-LIR |
| 2a01:4240::/32 | CZ | CZ-CZNET-20120523 | O2 Czech Republic, A.S. | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a0a:cac0::/29 | CZ | CZ-CZNET-20170504 | O2 Czech Republic, A.S. | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a14:2040::/29 | CZ | FTCZ | FTCZ | RIPE_NCC | AGGREGATED-BY-LIR |
Network Relationships
Upstreams:
AS16246
