CSC Computer Sciences GmbH
CSC Computer Sciences Ltd
GLEIF verified
LEI
529900PW2PT1E19N7H61
Registered name
CSC Computer Sciences GmbH
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 14 · 74,120 IPv4 addresses |
| Registered in | United Kingdom (8) · Austria (3) · France (1) |
| All fragments | 15 blocks across 2 clusters |
| Cluster ID | 208823516 |
| Registry | RIPE |
| Owner jurisdiction | DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 529900PW2PT1E19N7H61 |
| Shared handles | clustered on 15 shared RIR contact/maintainer handles |
| Registry names | 4 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
14
0 netblocks since 2026-07-05
2026-07-05
peak 14
2026-07-19
IP Ranges (14)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 159.170.0.0/16 | CSC Computer Sciences Ltd | RIPE | LEGACY | ● high |
| 62.7.74.192/29 | CSC-COMPUTER-SCIENCES-LTD | RIPE | ASSIGNED PA | ● low |
| 62.172.207.240/29 | CSC-COMPUTER-SCIENCES | RIPE | ASSIGNED PA | ● low |
| 83.65.219.16/28 | CSC-Computer-Sciences | RIPE | ASSIGNED PA | ● low |
| 85.124.33.64/28 | CSC-Computer-Sciences | RIPE | ASSIGNED PA | ● low |
| 85.126.84.240/28 | CSC-Computer-Sciences | RIPE | ASSIGNED PA | ● low |
| 109.26.128.56/30 | CSC-COMPUTER-SCIENCES | RIPE | ASSIGNED PA | ● low |
| 194.32.221.0/24 | CSC Computer Sciences Ltd | RIPE | ASSIGNED PI | ● low |
| 194.169.16.0/20 | CSC Computer Sciences Ltd | RIPE | ASSIGNED PI | ● low |
| 212.250.125.0/26 | CSC-COMPUTER-SCIENCES-LTD | RIPE | ASSIGNED PA | ● low |
| 213.121.240.0/28 | CSC-COMPUTER-SCIENCES | RIPE | ASSIGNED PA | ● low |
| 217.31.0.0/20 | CSC Computer Sciences Ltd | RIPE | ALLOCATED PA | ● low |
| 2a00:2381:fe27::/48 | CSC-COMPUTER-SCIENCES-LTD | RIPE | AGGREGATED-BY-LIR | ● low |
| 2a00:2381:fe27::/56 | CSC-COMPUTER-SCIENCES-LTD | RIPE | ASSIGNED | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “CSC Computer Sciences” — 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.
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.
- Csccomputersciences sub-allocation
- CSCCOMPUTERSCIENCESITALIAS sub-allocation
- CSC-COMPUTER-SCIENCES-POLSKA-WARSZAWA via Netia SA sub-allocation
- CSCCOMPUTERSCIENCESIRELLTD via Eircom Limited sub-allocation
- IVZWINSTITUTEOFCOMPUTERSCIENCES sub-allocation
- Csc Computer Sciences via Orange S.A. sub-allocation
- Csc Computersciences via Orange S.A. sub-allocation
- COMPUTER_SCIENCES_ESPANA via XTRA TELECOM S.A. sub-allocation
Network trust
what's this?
RPKI hygiene: C
how networks compare →
78.6%
of checked blocks have valid RPKI ROA coverage
(11 of 14)
Possible discrepancies (2)
These blocks are registered to CSC Computer Sciences Ltd 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.
| 2a00:2381:fe27::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
| 2a00:2381:fe27::/56 /56 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
AS5089-MNT
BTNET-MNT
CSCUK-MNT
CSCUK-MNT2
DUMY-RIPE
DUMY-RIPE
LDCOM-MNT
LDCOM-PRO-MNT
ORG-CCSL22-RIPE
ORG-CSC1-RIPE
PRIO-MNT
RIPE-ERX-MNT
+3 more