T-Systems Schweiz AG
Data as of 2026-09-27
GLEIF verified
Complete entity footprint
11 linked clusters ·
5,242 netblocks ·
60,001,715 IPv4 addresses ·
1,101 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
529900A9D0ZTIDL1NW33
Registered name
T-Systems Schweiz AG
Jurisdiction
This organisation
| Netblocks | 4 · 2,048 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a07:8700::/29) |
| Also registered under this name | 10 netblocks across 2 separate records |
| Record ID | 245630854 |
| Registry | BGP |
| Owner jurisdiction | CH |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 529900A9D0ZTIDL1NW33 |
| 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 (4)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 138.124.232.0/23 | T-Systems Schweiz AG | BGP | ANNOUNCED | ● high |
| 185.153.104.0/22 | T-Systems Schweiz AG | BGP | ANNOUNCED | ● high |
| 193.108.232.0/23 | T-Systems Schweiz AG | BGP | ANNOUNCED | ● high |
| 2a07:8700::/29 | T-Systems Schweiz AG | BGP | ANNOUNCED | ● high |
IPv6 ranges (1)
| CIDR |
|---|
| 2a07:8700::/29 |
Footprint over time
14 weekly snapshots · JSON
8
-1 netblocks since 2026-07-05
2026-07-05
peak 9
2026-09-27
Corporate group (11 confirmed entities)
+94,843 additional unconfirmed candidates not shown — full list (JSON)- Deutsche Telekom AG 2,584 blocks
- Ote SA (Hellenic Telecommunications Organisation) 865 blocks
- T-Mobile USA, Inc. 721 blocks
- Hrvatski Telekom d.d. 540 blocks
- T-Mobile Austria GmbH 299 blocks
- T-Systems International GmbH 175 blocks
- T-Mobile Czech Republic a.s. 96 blocks
- T-Mobile Polska S.A. 87 blocks
- Telekom Deutschland GmbH 83 blocks
- Slovak Telekom, a.s. 66 blocks
NIC Handles
AS21405
AS21405-MNT
DUMY-RIPE
DUMY-RIPE
ORG-TSA108-RIPE
RIPE-NCC-END-MNT
RIPE-NCC-HM-MNT
TSS-CH-MNT