mbk networks GmbH

BGP inherited
Cluster stats
Netblocks15 · 3,700 IPv4 addresses
All fragments 17 blocks across 2 clusters
Cluster ID209617157
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 8 shared RIR contact/maintainer handles
Registry names 7 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
17 0 netblocks since 2026-07-05
2026-07-05 peak 17 2026-07-19

IP Ranges (15)

⬇ export CSV
CIDR Org name Registry Status Confidence
178.250.80.0/24 mbk networks GmbH BGP ANNOUNCED ● high
178.250.81.0/24 mbk networks GmbH BGP ANNOUNCED ● high
178.250.82.0/24 mbk networks GmbH BGP ANNOUNCED ● high
178.250.83.0/24 mbk networks GmbH BGP ANNOUNCED ● high
193.111.34.0/24 mbk networks GmbH BGP ANNOUNCED ● high
193.138.104.0/24 mbk networks GmbH BGP ANNOUNCED ● high
93.241.50.72/29 MBK-NETWORKS-KOELN-NET RIPE ASSIGNED PA ● low
178.250.80.0/21 mbk networks GmbH RIPE ALLOCATED PA ● low
178.250.80.0/27 MBK-NETWORKS-CORE RIPE ASSIGNED PA ● low
178.250.80.64/26 MBK-NETWORKS RIPE ASSIGNED PA ● low
178.250.81.32/28 MBK-NETWORKS-PUBDMZ02 RIPE ASSIGNED PA ● low
212.184.70.40/29 MBK-NETWORKS-ERFURT-NET RIPE ASSIGNED PA ● low
2003:4f:47::/48 MBK-NETWORKS-ERFURT-NET RIPE ASSIGNED ● low
2003:f3:e021::/48 MBK-NETWORKS-KOELN-NET RIPE ASSIGNED ● low
2a03:b400::/32 mbk networks GmbH RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (15 of 15)
Possible discrepancies (2)

These blocks are registered to mbk networks 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.

2003:4f:47::/48 /48 authorized for AS3320 — Deutsche Telekom AG
2003:f3:e021::/48 /48 authorized for AS3320 — Deutsche Telekom AG

NIC Handles

AS51114 DTAG-NIC DUMY-RIPE DUMY-RIPE MBK-MNT MBK-MNT ORG-mnG1-RIPE RIPE-NCC-HM-MNT