Chaos Computer Club Veranstaltungsgesellschaft mbH

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks2 · 8,192 IPv4 addresses
IPv6 1 prefix (largest 2001:67c:20a1::/48)
All fragments 54 blocks across 8 clusters
Cluster ID214388839
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (2)

⬇ export CSV
CIDR Org name Registry Status Confidence
94.45.224.0/19 Chaos Computer Club Veranstaltungsgesellschaft mbH BGP ANNOUNCED ● high
2001:67c:20a1::/48 Chaos Computer Club Veranstaltungsgesellschaft mbH BGP ANNOUNCED ● high

IPv6 ranges (1)

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (3 of 3)
Possible discrepancies (3)

These blocks are registered to Chaos Computer Club Veranstaltungsgesellschaft mbH but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2001:67c:20a1::/48 /48 authorized for AS2857 — Johannes Gutenberg-Universitaet Mainz
94.45.224.0/19 /19 authorized for AS2857 — Johannes Gutenberg-Universitaet Mainz
94.45.224.0/19 /19 authorized for AS2857 — Johannes Gutenberg-Universitaet Mainz

NIC Handles

AS13020 CHAOS-MNT CHAOS-MNT DUMY-RIPE DUMY-RIPE ORG-CCCV23-RIPE RIPE-NCC-END-MNT