MZ Denmark GmbH
BGP inherited
Cluster stats
Netblocks3
All fragments 96 blocks across 50 clusters
Cluster ID193908846
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 5 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (3)

⬇ export CSV
CIDR Org name Registry Status Confidence
185.155.182.0/24 MZ Denmark GmbH RIPE ASSIGNED PA ● high
2a00:8c40:238::/48 MZ Denmark GmbH RIPE ASSIGNED ● high
194.158.25.176/28 MZ-DENMARK-APS-NETS RIPE ASSIGNED PA ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
66.7% of checked blocks have valid RPKI ROA coverage (2 of 3)
Possible discrepancies (2)

These blocks are registered to MZ Denmark GmbH 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.

2a00:8c40:238::/48 /48 authorized for AS42037 — Mozilla Corporation
185.155.182.0/24 /24 authorized for AS42037 — Mozilla Corporation

NIC Handles

AS3257-NET-MNT DUMY-RIPE DUMY-RIPE ORG-MZDE1-RIPE us-mozilla-1-mnt