AS204351 NAM system, a.s. 🇨🇿 CZ
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
1,024 (4 × /24)
IPv6 prefixes
0
-
Upstreams
3
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
- AS204351
- Name
- NAM system, a.s.
- Organisation
- NAM system, a.s.
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 2018-03-28
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
4 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 185.241.240.0/24 v4 | RPKI valid | 42 | 3772125248204351 | 2026-09-18 |
| 185.241.241.0/24 v4 | RPKI valid | 42 | 3772125248204351 | 2026-09-18 |
| 185.241.242.0/24 v4 | RPKI valid | 41 | 3454928725204351 | 2026-09-18 |
| 185.241.243.0/24 v4 | RPKI valid | 42 | 3772125248204351 | 2026-09-18 |