AS39788 — DANNENBERG-AS

AS39788 announces 8 IPv4 prefixes covering 255 addresses and 1 IPv6 prefixes.

About this network

DANNENBERG-AS is operated by Chaos Computer Club e.V.

What it's used for

• The address space carries Tor authority infrastructure, evidenced by reverse DNS entries such as c117f420.torauth.de and c117f4fa.torauth.de.
• The AS announces 255 IPv4 addresses across 8 prefixes and 1 IPv6 prefix, with a single observed neighbour, indicating a dedicated infrastructure network rather than a transit or access provider.
• Traffic from this AS consists of Tor directory authority and consensus signing services, supporting the anonymity network's trust infrastructure.

Notable

• All registrants for the announced prefixes are listed as Chaos Computer Club e.V. with the netname DANNENBERG-NET, consistent with the AS holder.
• The address inventory is finely subdivided within the 193.23.244.0/25 block, ranging from a /25 down to individual /32 host assignments, reflecting internal segmentation for specific service endpoints.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 193.23.244.0/25
• 193.23.244.128/26
• 193.23.244.192/27
• 193.23.244.224/28
• 193.23.244.240/30
• 193.23.244.245/32
• 193.23.244.246/31
• 193.23.244.248/29
• 2001:678:558::/48

Upstream networks

• AS50472 Chaos Computer Club e.V.

Adjacent networks

• AS50472 Chaos Computer Club e.V.