AS42908 O2 Czech Republic, a.s. 🇨🇿 CZ
Announcing 44 prefixes, seen at the RIS collectors.
IPv4 prefixes
35
183,296 (716 × /24)
IPv6 prefixes
9
37 × /32
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
2
transit customers observed
Customer cone
3
ASes reachable through it
Registry and operator data
- AS number
- AS42908
- Name
- O2 Czech Republic, a.s.
- Organisation
- Nordic Telecom
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 2007-05-09
- Scope
- Not Disclosed
- Peering policy
- Open
- IRR as-set
- AS-NORDICTELECOM
- Website
- https://www.nordictelecom.cz/
- PeeringDB
- net/18184
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
9 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2a00:e4c0::/32 v6 | RPKI valid | 33 | 202297561042908 | 2026-09-18 |
| 2a01:9f40::/29 v6 | RPKI valid | 33 | 202297561042908 | 2026-09-18 |
| 2a02:2428::/32 v6 | RPKI valid | 33 | 202297561042908 | 2026-09-18 |
| 2a02:2588::/29 v6 | RPKI valid | 33 | 202297561042908 | 2026-09-18 |
| 2a03:1600::/32 v6 | RPKI valid | 33 | 202297561042908 | 2026-09-18 |
| 2a03:7a00::/32 v6 | RPKI valid | 33 | 202297561042908 | 2026-09-18 |
| 2a03:a820::/32 v6 | RPKI valid | 33 | 202297561042908 | 2026-09-18 |
| 2a07:cc80::/29 v6 | RPKI valid | 33 | 202297561042908 | 2026-09-18 |
| 2a0c:8b40::/29 v6 | RPKI valid | 33 | 202297561042908 | 2026-09-18 |