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
44 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 5.102.48.0/20 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 31.10.56.0/21 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 45.159.116.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 46.183.56.0/21 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 46.231.72.0/21 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 77.95.192.0/21 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 78.136.128.0/18 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 80.78.136.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 80.79.0.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 80.87.176.0/20 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 80.90.128.0/20 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 80.243.236.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 80.251.240.0/20 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 88.81.64.0/19 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 91.187.32.0/19 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 92.61.80.0/20 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 93.92.48.0/21 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 93.93.32.0/21 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 94.241.64.0/18 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 109.108.96.0/19 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 176.102.128.0/19 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 178.17.80.0/20 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 185.78.12.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 185.82.236.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 185.108.60.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 185.157.240.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 188.119.96.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 193.42.128.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 193.107.252.0/22 v4 | RPKI valid | 41 | 202297561042908 | 2026-09-18 |
| 213.19.0.0/17 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 213.155.32.0/19 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 213.250.192.0/18 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 217.170.96.0/20 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 217.196.112.0/20 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 217.197.144.0/20 v4 | RPKI valid | 42 | 202297561042908 | 2026-09-18 |
| 2a00:e4c0::/32 v6 | RPKI valid | 34 | 202297561042908 | 2026-09-18 |
| 2a01:9f40::/29 v6 | RPKI valid | 34 | 202297561042908 | 2026-09-18 |
| 2a02:2428::/32 v6 | RPKI valid | 34 | 202297561042908 | 2026-09-18 |
| 2a02:2588::/29 v6 | RPKI valid | 34 | 202297561042908 | 2026-09-18 |
| 2a03:1600::/32 v6 | RPKI valid | 34 | 202297561042908 | 2026-09-18 |
| 2a03:7a00::/32 v6 | RPKI valid | 34 | 202297561042908 | 2026-09-18 |
| 2a03:a820::/32 v6 | RPKI valid | 34 | 202297561042908 | 2026-09-18 |
| 2a07:cc80::/29 v6 | RPKI valid | 34 | 202297561042908 | 2026-09-18 |
| 2a0c:8b40::/29 v6 | RPKI valid | 34 | 202297561042908 | 2026-09-18 |