Rohwerder Datasystems GmbH

GLEIF verified
LEI
391200VVSTF8PCDLJU59
Registered name
Rohwerder Datasystems GmbH
Jurisdiction
DE
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks6 · 2,557 IPv4 addresses
Cluster ID210582491
RegistryRIPE
Owner jurisdictionDE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 391200VVSTF8PCDLJU59
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

4 weekly snapshots · JSON
6 0 netblocks since 2026-07-05
2026-07-05 peak 6 2026-07-13

IP Ranges (6)

⬇ export CSV
CIDR Org name Registry Status Confidence
185.155.192.0/22 Rohwerder Datasystems GmbH RIPE ALLOCATED-ASSIGNED PA ● low
185.255.82.0/23 Rohwerder-in-use RIPE ASSIGNED PA ● low
194.93.8.0/22 Rohwerder Datasystems GmbH RIPE ALLOCATED-ASSIGNED PA ● low
2a07:9580::/29 Rohwerder Datasystems GmbH RIPE ALLOCATED-BY-RIR ● low
2a07:9580::/40 Rohwerder Datasystems GmbH RIPE ASSIGNED ● low
2a09:1f80::/29 Rohwerder Datasystems GmbH RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
66.7% of checked blocks have valid RPKI ROA coverage (4 of 6)
Possible discrepancies (4)

These blocks are registered to Rohwerder Datasystems 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.

2a07:9580::/40 /40 authorized for AS57395 — synaforce GmbH
185.155.192.0/22 /22 authorized for AS57395 — synaforce GmbH
194.93.8.0/22 /22 authorized for AS57395 — synaforce GmbH
185.255.82.0/23 /23 authorized for AS57395 — synaforce GmbH

NIC Handles

DUMY-RIPE DUMY-RIPE ORG-RDG10-RIPE RIPE-NCC-HM-MNT de-isc-consulting-1-mnt de-rohwerder-1-mnt