AS203208
Czech Telecommunication Office — ctu.cz
Summary
| Country |
 Czechia
|
| Organization | Czech Telecommunication Office |
| Domain | ctu.cz |
| Number of IPv4 | 768 |
| Number of IPv6 | 5.5460× 1029 |
| AS Type | Business |
| Registry | RIPE NCC |
| Allocated | March 08, 2016 (about 9 years ago) |
| Updated | October 21, 2024 (about 6 months ago) |
IP Ranges
AS203208 announces 2 IPv4 ranges and 3 IPv6 ranges.
That's a total of 768 IPv4 addresses and 5.5460× 1029 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 185.68.212.0/23 |
CTU SOKOLOVSKA
|
512 | RIPE NCC | ASSIGNED PA |
| 185.68.214.0/24 |
CTU SOKOLOVSKA
|
256 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2a05:1c40::/30 |
CTU SOKOLOVSKA
|
3.1691× 1029 | RIPE NCC | ASSIGNED |
| 2a05:1c44::/31 |
CTU SOKOLOVSKA
|
1.5846× 1029 | RIPE NCC | ASSIGNED |
| 2a05:1c46::/32 |
CTU SOKOLOVSKA
|
7.9228× 1028 | RIPE NCC | ASSIGNED |
Peers
AS203208 does not have any direct peering agreements. Instead, its global connectivity is achieved through transit providers. While this setup ensures comprehensive reach, future peering could reduce latency and optimize route efficiency.
Upstreams
AS203208 connects to the global Internet via at least 1 upstream provider. In this setup, AS203208 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS203208 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.