AS5610 O2 Czech Republic, a.s. 🇨🇿 CZ
Announcing 72 prefixes, seen at the RIS collectors.
IPv4 prefixes
67
2,327,808 (9,093 × /24)
IPv6 prefixes
5
12 × /32
Upstreams
3
transit providers observed
Peers
12
settlement-free adjacencies
Downstreams
41
transit customers observed
Customer cone
78
ASes reachable through it
Registry and operator data
- AS number
- AS5610
- Name
- O2 Czech Republic, a.s.
- Organisation
- O2 Czech Republic
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 1996-04-25
- Network type
- Cable/DSL/ISP
- Traffic levels
- 1-5Tbps
- Scope
- Regional
- Peering policy
- Selective
- IRR as-set
- RIPE::AS-CTIOL
- Website
- https://www.o2.cz
- PeeringDB
- net/39893
- Exchanges
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
72 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 5.23.39.0/24 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 37.188.128.0/17 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 80.188.0.0/16 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 80.188.0.0/17 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 80.188.40.0/24 v4 | RPKI valid | 40 | 2022975610 | 2026-09-18 |
| 80.188.128.0/17 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 80.188.222.0/24 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 81.90.160.0/20 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 81.90.168.0/21 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 81.90.168.0/24 v4 | RPKI valid | 40 | 2022975610 | 2026-09-18 |
| 81.90.170.0/24 v4 | RPKI valid | 40 | 2022975610 | 2026-09-18 |
| 81.90.173.0/24 v4 | RPKI valid | 40 | 2022975610 | 2026-09-18 |
| 83.69.32.0/19 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 83.208.0.0/16 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 83.208.0.0/18 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 83.208.64.0/18 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 83.208.128.0/19 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 83.208.220.0/22 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 85.70.0.0/15 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 85.70.0.0/16 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 85.70.0.0/17 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 85.70.128.0/17 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 85.71.0.0/16 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 85.71.224.0/19 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 85.160.0.0/15 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 85.193.0.0/18 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 88.83.160.0/19 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 88.83.175.0/24 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 88.100.0.0/14 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 88.100.0.0/15 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 88.102.0.0/16 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 90.176.32.0/19 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 90.176.64.0/18 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 90.176.128.0/17 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 90.176.170.0/24 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 90.177.0.0/16 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 90.178.0.0/15 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 90.180.0.0/14 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 90.181.0.0/16 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 90.182.0.0/16 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 90.182.108.0/24 v4 | RPKI valid | 40 | 2022975610 | 2026-09-18 |
| 90.183.0.0/16 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 91.191.64.0/18 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 91.193.132.0/22 v4 | no ROA | 41 | 244825610 | 2026-09-18 |
| 91.213.10.0/24 v4 | no ROA | 40 | 2022975610 | 2026-09-18 |
| 91.232.82.0/24 v4 | RPKI valid | 40 | 2022975610 | 2026-09-18 |
| 92.243.192.0/19 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 109.80.0.0/15 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 109.81.112.0/20 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 109.81.160.0/20 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 160.218.0.0/16 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 161.195.144.0/24 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 185.61.228.0/22 v4 | RPKI valid | 40 | 2022975610 | 2026-09-18 |
| 185.143.112.0/22 v4 | no ROA | 40 | 2022975610 | 2026-09-18 |
| 193.17.13.0/24 v4 | RPKI valid | 40 | 2022975610 | 2026-09-18 |
| 193.84.12.0/22 v4 | no ROA | 40 | 2022975610 | 2026-09-18 |
| 193.84.12.0/23 v4 | no ROA | 40 | 2022975610 | 2026-09-18 |
| 193.84.14.0/23 v4 | no ROA | 40 | 2022975610 | 2026-09-18 |
| 194.50.248.0/23 v4 | no ROA | 41 | 345491745610 | 2026-09-18 |
| 194.165.47.0/24 v4 | no ROA | 40 | 2022975610 | 2026-09-18 |
| 194.228.0.0/16 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 194.228.0.0/17 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 194.228.72.0/22 v4 | RPKI valid | 40 | 2022975610 | 2026-09-18 |
| 194.228.128.0/17 v4 | RPKI valid | 42 | 2022975610 | 2026-09-18 |
| 195.5.186.0/24 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 217.117.208.0/20 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 217.194.160.0/20 v4 | RPKI valid | 41 | 2022975610 | 2026-09-18 |
| 2001:67c:dd4::/48 v6 | no ROA | 34 | 2022975610 | 2026-09-18 |
| 2001:41d8::/32 v6 | RPKI valid | 34 | 2022975610 | 2026-09-18 |
| 2a00:1028::/29 v6 | RPKI valid | 34 | 2022975610 | 2026-09-18 |
| 2a00:1028::/32 v6 | RPKI valid | 34 | 2022975610 | 2026-09-18 |
| 2a02:9b8::/31 v6 | RPKI valid | 34 | 2022975610 | 2026-09-18 |