AS203208 Czech Telecommunication Office 🇨🇿 CZ
Announcing 5 prefixes, seen at the RIS collectors.
IPv4 prefixes
2
768 (3 × /24)
IPv6 prefixes
3
7 × /32
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS203208
- Name
- Czech Telecommunication Office
- Organisation
- Czech Telecommunication Office
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 2016-03-08
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
5 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 185.68.212.0/23 v4 | no ROA | 43 | 3454912996855203208 | 2026-09-18 |
| 185.68.214.0/24 v4 | no ROA | 43 | 3454912996855203208 | 2026-09-18 |
| 2a05:1c40::/30 v6 | no ROA | 33 | 3454912996855203208 | 2026-09-18 |
| 2a05:1c44::/31 v6 | no ROA | 33 | 3454912996855203208 | 2026-09-18 |
| 2a05:1c46::/32 v6 | no ROA | 33 | 3454912996855203208 | 2026-09-18 |