X-FAB Semiconductor Foundries GmbH
X-FAB Semiconductor Foundries AG
Data as of 2026-08-09
GLEIF verified
LEI
529900WU9YVDRGO3OB19
Registered name
X-FAB Semiconductor Foundries GmbH
Jurisdiction
Ultimate parent
X-Fab Silicon Foundries
5493003UDPENPUQBJH65
Cluster stats
| Netblocks | 2 · 1,280 IPv4 addresses |
| All fragments | 3 blocks across 2 clusters |
| Cluster ID | 217798585 |
| Registry | RIPE |
| Owner jurisdiction | DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 529900WU9YVDRGO3OB19 |
| Shared handles | clustered on 6 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 |
|---|---|---|---|---|
| 193.201.170.0/24 | X-FAB Semiconductor Foundries AG | RIPE | ASSIGNED PI | ● high |
| 195.145.40.0/22 | X-FAB Semiconductor Foundries AG | RIPE | ASSIGNED PA | ● high |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
50.0%
of checked blocks have valid RPKI ROA coverage
(1 of 2)
Possible discrepancies (1)
These blocks are registered to X-FAB Semiconductor Foundries AG 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.
| 195.145.40.0/22 /22 | authorized for AS3320 — Deutsche Telekom AG |
NIC Handles
DTAG-NIC
DUMY-RIPE
DUMY-RIPE
ORG-XSFA1-RIPE
RIPE-NCC-END-MNT
XFAB-MNT