CSL Computer Service Langenbach GmbH
GLEIF verified
LEI
3912000XKSMKJELZIE25
Registered name
CSL Computer Service Langenbach GmbH
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 9 · 279,033 IPv4 addresses |
| All fragments | 17 blocks across 3 clusters |
| Cluster ID | 208829710 |
| Registry | BGP |
| Owner jurisdiction | DE |
| Customers | find customers using 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 | |
Footprint over time
5 weekly snapshots · JSON
9
0 netblocks since 2026-07-05
2026-07-05
peak 9
2026-07-19
IP Ranges (9)
⬇ 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 |
| 159.25.0.0/16 | CSL Computer Service Langenbach GmbH | RIPE | LEGACY | ● low |
| 159.25.16.0/23 | CSL Computer Service Langenbach GmbH | RIPE | LEGACY | ● low |
| 194.176.0.0/19 | CSL Computer Service Langenbach GmbH | RIPE | ALLOCATED PA | ● low |
| 194.245.0.0/16 | CSL Computer Service Langenbach GmbH | RIPE | ALLOCATED PA | ● low |
| 2a01:4fc0::/32 | CSL Computer Service Langenbach GmbH | RIPE | ALLOCATED-BY-RIR | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “CSL Computer” — often
per-country or per-system registrations of the same brand, occasionally a different
organisation sharing the name. Not counted in this organisation's own footprint.
- CSL-COMPUTER-GMBH-UND-CO-KG 5 blocks
- CSL-COMPUTER-GMBH 3 blocks
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own
naming convention, not a direct registration.
- CED-COMPUTER-ELEKTRONIK via NetCom BW GmbH sub-allocation
- Network_of_computers_Nagd via Etihad Etisalat, a joint stock company sub-allocation
- Computer Hut via The Computer Hut cc sub-allocation
- Computer Hut via The Computer Hut cc sub-allocation
- TWCOMPUTER via HKBN Enterprise Solutions HK Limited sub-allocation
- Team Memores Computer Spa via Retelit Digital Services S.p.A. sub-allocation
- Pearl-Computer-Call-Center-GmbH via ITEMAX GmbH sub-allocation
- ABCONSULTGMBHFORCOMPUTERSCIENCE-NET via green.ch AG sub-allocation
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