T-Systems Nederland B.V.
Data as of 2026-09-06
GLEIF verified
Complete entity footprint
11 linked clusters ·
5,189 netblocks ·
60,005,811 IPv4 addresses ·
1,099 IPv6 prefixes
This organisation's clusters combined by evidence —
shared GLEIF corporate family
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
529900PCO5EH7IMZBO35
Registered name
T-Systems Nederland B.V.
Jurisdiction
This organisation
| Netblocks | 2 · 4,096 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a01:7180::/32) |
| Also registered under this name | 522 netblocks across 91 separate records |
| Record ID | 236356828 |
| Registry | RIPE |
| Owner jurisdiction | NL |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 529900PCO5EH7IMZBO35 |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (2)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 80.64.240.0/20 | T-Systems Nederland B.V. | RIPE | ALLOCATED PA | ● low |
| 2a01:7180::/32 | T-Systems Nederland B.V. | RIPE | ALLOCATED-BY-RIR | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2a01:7180::/32 |
Corporate group (11 confirmed entities)
+94,524 additional unconfirmed candidates not shown — full list (JSON)- Deutsche Telekom AG 2,580 blocks
- Ote SA (Hellenic Telecommunications Organisation) 865 blocks
- T-Mobile USA, Inc. 720 blocks
- Hrvatski Telekom d.d. 480 blocks
- T-Mobile Austria GmbH 299 blocks
- T-Systems International GmbH 175 blocks
- T-Mobile Czech Republic a.s. 110 blocks
- T-Mobile Polska S.A. 87 blocks
- Telekom Deutschland GmbH 83 blocks
- Slovak Telekom, a.s. 66 blocks
NIC Handles
DUMY-RIPE
DUMY-RIPE
ORG-TNB1-RIPE
RIPE-NCC-HM-MNT
TSYSNL-MNT