WISMUT GmbH
BGP inherited
Cluster stats
| Netblocks | 8 · 269 IPv4 addresses |
| Cluster ID | 208883427 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 6 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
8
0 netblocks since 2026-07-05
2026-07-05
peak 8
2026-07-19
IP Ranges (8)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 194.121.0.0/24 | WISMUT GmbH | RIPE | ASSIGNED PI | ● high |
| 87.129.1.8/29 | WISMUT-HARTENSTEIN-NET | RIPE | ASSIGNED PA | ● low |
| 93.159.106.15/32 | WISMUT-LAN | RIPE | ASSIGNED PA | ● low |
| 193.159.239.88/29 | WISMUT-KOENIGSTEIN-NET | RIPE | ASSIGNED PA | ● low |
| 2003:4a:c017::/48 | WISMUT-KOENIGSTEIN-NET | RIPE | ASSIGNED | ● low |
| 2003:df:482a::/48 | WISMUT-HARTENSTEIN-NET | RIPE | ASSIGNED | ● low |
| 2a00:1ca0:a01:13::/64 | WISMUT-LAN | RIPE | ASSIGNED | ● low |
| 2a00:1ca0:a03:800::/56 | WISMUT-LAN | RIPE | ASSIGNED | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
87.5%
of checked blocks have valid RPKI ROA coverage
(7 of 8)
Possible discrepancies (3)
These blocks are registered to WISMUT GmbH but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2003:df:482a::/48 /48 | authorized for AS3320 — Deutsche Telekom AG |
| 2003:4a:c017::/48 /48 | authorized for AS3320 — Deutsche Telekom AG |
| 2a00:1ca0:a03:800::/56 /56 | authorized for AS21413 — Envia Tel GmbH |
NIC Handles
DTAG-NIC
DUMY-RIPE
DUMY-RIPE
ENVIA-TEL-MNT
ORG-WG75-RIPE
RIPE-NCC-END-MNT