UMB GmbH
UMB AG
LEI
391200KOCR3ANR4ELP73
Registered name
UMB GmbH
Jurisdiction
DE
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks12
All fragments 14 blocks across 2 clusters
Cluster ID191619702
RegistryBGP
Owner jurisdictionDE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Legal identityLEI 391200KOCR3ANR4ELP73
Shared handles clustered on 14 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
12 0 netblocks since 2026-07-05
2026-07-05 peak 12 2026-07-06

IP Ranges (12)

⬇ export CSV
CIDR Org name Registry Status Confidence
185.157.0.0/23 UMB AG BGP ANNOUNCED ● high
185.157.2.0/24 UMB AG BGP ANNOUNCED ● high
194.236.10.184/29 UMB AB RIPE ASSIGNED PA ● high
51.163.0.28/30 UMB RIPE LEGACY ● low
51.163.0.48/30 UMB RIPE LEGACY ● low
51.163.0.52/30 UMB RIPE LEGACY ● low
85.146.208.140/30 UMB RIPE ASSIGNED PA ● low
86.66.54.112/29 UMB RIPE ASSIGNED PA ● low
185.157.0.0/22 UMB AG RIPE ALLOCATED PA ● low
185.157.0.0/23 UMB RIPE ASSIGNED PA ● low
213.189.143.0/27 UMB RIPE ASSIGNED PA ● low
2a0b:2ec0::/29 UMB AG RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
75.0% of checked blocks have valid RPKI ROA coverage (9 of 12)
Possible discrepancies (3)

These blocks are registered to UMB AG 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.

185.157.0.0/23 /23 authorized for AS15623 — Cyberlink AG
185.157.0.0/23 /23 authorized for AS15623 — Cyberlink AG
185.157.2.0/24 /24 authorized for AS15623 — Cyberlink AG

NIC Handles

AS209346 CYBERLINK-MNT DUMY-RIPE DUMY-RIPE EQUINIX-MNT LDCOM-MNT LDCOM-PRO-MNT ORG-UA310-RIPE ORG-UA445-RIPE RIPE-NCC-HM-MNT TELIANET-LIR TNF-MNT +2 more