CSL Computer Service Langenbach GmbH
Data as of 2026-09-20
GLEIF verified
LEI
3912000XKSMKJELZIE25
Registered name
CSL Computer Service Langenbach GmbH
Jurisdiction
Ultimate parent
No parent on file in GLEIF
This organisation
| Netblocks | 6 · 139,264 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2a01:4fc0::/32) |
| Also registered under this name | 17 netblocks across 3 separate records |
| Record ID | 241849611 |
| Registry | BGP |
| Owner jurisdiction | DE |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 3912000XKSMKJELZIE25 |
| Shared handles | clustered on 8 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 (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 159.25.0.0/16 | CSL Computer Service Langenbach GmbH | BGP | ANNOUNCED | ● high |
| 194.176.0.0/19 | CSL Computer Service Langenbach GmbH | BGP | ANNOUNCED | ● high |
| 194.245.0.0/16 | CSL Computer Service Langenbach GmbH | BGP | ANNOUNCED | ● high |
| 2a01:4fc0::/34 | CSL Computer Service Langenbach GmbH | BGP | ANNOUNCED | ● high |
| 159.25.16.0/23 | CSL Computer Service Langenbach GmbH | RIPE | LEGACY | ● low |
| 2a01:4fc0::/32 | CSL Computer Service Langenbach GmbH | RIPE | ALLOCATED-BY-RIR | ● low |
IPv6 ranges (2)
Footprint over time
13 weekly snapshots · JSON
9
0 netblocks since 2026-07-05
2026-07-05
peak 9
2026-09-20
Other domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(9 of 9)
No discrepancies found among checked blocks.
NIC Handles
AS5517
CSL-MNT
CSL-MNT
DUMY-RIPE
DUMY-RIPE
ORG-cA14-RIPE
RIPE-NCC-HM-MNT
RIPE-NCC-LEGACY-MNT