AS205790 DCSO Deutsche Cyber-Sicherheitsorganisation GmbH 🇩🇪 DE

Announcing 4 prefixes, seen at the RIS collectors.

IPv4 prefixes
2
512 (2 × /24)
IPv6 prefixes
2
1 × /32
Upstreams
3
transit providers observed
Peers
3
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS205790
Name
DCSO Deutsche Cyber-Sicherheitsorganisation GmbH
Organisation
DCSO
Country
🇩🇪 DE
RIR
RIPENCC
Allocated
2017-06-02
Network type
Enterprise
Traffic levels
100-1000Mbps
Scope
Europe
Peering policy
Selective
IRR as-set
AS205790
Website
https://dcso.de
PeeringDB
net/13673
Exchanges
1

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

4 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Announced prefixes

4 in total

Prefix RPKI Peers Sample path First seen
185.183.126.0/24 v4 RPKI valid 40 24482205790 2026-09-18
185.183.127.0/24 v4 RPKI valid 40 24482205790 2026-09-18
2a0a:1ec0::/32 v6 RPKI valid 35 24482205790 2026-09-18
2a0a:1ec1::/48 v6 RPKI valid 35 24482205790 2026-09-18