Autonomous System details
AS29321
O2 Czech Republic, A.S. — o2.cz
Summary
| Country |
 Czechia
|
| Organization | O2 Czech Republic, A.S. |
| Domain | o2.cz |
| Number of IPv4 | 15,360 |
| Number of IPv6 | 7.9228× 1028 |
| AS Type | ISP |
| Registry | RIPE NCC |
| Allocated | July 31, 2003 (about 21 years ago) |
| Updated | June 20, 2024 (about 6 months ago) |
IP Ranges
AS29321 announces 5 IPv4 ranges and 1 IPv6 range.
That's a total of 15,360 IPv4 addresses and 7.9228× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 80.243.96.0/20 |
Centronet, A.S.
|
4,096 | RIPE NCC | ASSIGNED PA |
| 94.143.168.0/21 |
Centronet, A.S.
|
2,048 | RIPE NCC | ASSIGNED PA |
| 109.239.64.0/20 |
Centronet, A.S.
|
4,096 | RIPE NCC | ASSIGNED PA |
| 194.59.240.0/22 |
O2 Czech Republic, A.S.
|
1,024 | RIPE NCC | ALLOCATED PA |
| 217.195.160.0/20 |
CENTRONET-servers
|
4,096 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2a02:b20::/32 |
Centronet A.S.
|
7.9228× 1028 | RIPE NCC | ASSIGNED |
Peers
There is no peer for AS29321.
Downstreams
There is no downstream for AS29321.