AS25151 Cyso Group B.V. 🇳🇱 NL
Announcing 18 prefixes, seen at the RIS collectors.
IPv4 prefixes
15
15,872 (62 × /24)
IPv6 prefixes
3
9 × /32
Upstreams
10
transit providers observed
Peers
16
settlement-free adjacencies
Downstreams
2
transit customers observed
Customer cone
4
ASes reachable through it
Registry and operator data
- AS number
- AS25151
- Name
- Cyso Group B.V.
- Organisation
- CYSO
- Country
- 🇳🇱 NL
- RIR
- RIPENCC
- Allocated
- 2002-08-09
- Network type
- Content
- Traffic levels
- 1-5Gbps
- Scope
- Europe
- Peering policy
- Open
- Website
- http://www.cyso.com
- PeeringDB
- net/2939
- Exchanges
- 1
- Facilities
- 2
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
3 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2001:678:c50::/48 v6 | RPKI valid | 33 | 3772125151 | 2026-09-18 |
| 2a01:518::/32 v6 | RPKI valid | 33 | 3772125151 | 2026-09-18 |
| 2a05:6cc0::/29 v6 | RPKI valid | 33 | 3772125151 | 2026-09-18 |