Sontheimer IT GmbH
Cluster stats
| Netblocks | 16 |
| Cluster ID | 191828901 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 8 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (16)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 5.252.124.0/22 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 45.87.16.0/22 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 62.68.0.0/19 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 80.155.58.120/29 | SONTHEIMER-ELEKTRO-SCHWABACH-NET | RIPE | ASSIGNED PA | ● low |
| 185.218.168.0/22 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 193.35.216.0/24 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 193.36.3.0/24 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 193.36.42.0/24 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 193.36.74.0/24 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 194.88.183.222/32 | SONTHEIMER-DE | RIPE | ASSIGNED PA | ● low |
| 195.245.0.0/18 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 217.140.64.0/19 | Sontheimer IT GmbH | RIPE | ALLOCATED PA | ● low |
| 2003:ed:e81b::/48 | SONTHEIMER-ELEKTRO-SCHWABACH-NET | RIPE | ASSIGNED | ● low |
| 2a09:48c0::/29 | Sontheimer IT GmbH | RIPE | ALLOCATED-BY-RIR | ● low |
| 2a0e:ed80::/29 | Sontheimer IT GmbH | RIPE | ALLOCATED-BY-RIR | ● low |
| 2a0f:8040::/29 | Sontheimer IT GmbH | RIPE | ALLOCATED-BY-RIR | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
93.8%
of checked blocks have valid RPKI ROA coverage
(15 of 16)
Possible discrepancies (6)
These blocks are registered to Sontheimer IT 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.
| 2a0e:ed80::/29 /29 | authorized for AS6735 — TNG Stadtnetz GmbH |
| 2a09:48c0::/29 /29 | authorized for AS6735 — TNG Stadtnetz GmbH |
| 2a0f:8040::/29 /29 | authorized for AS6735 — TNG Stadtnetz GmbH |
| 2003:ed:e81b::/48 /48 | authorized for AS3320 — Deutsche Telekom AG |
| 195.245.0.0/18 /18 | authorized for AS6735 — TNG Stadtnetz GmbH |
| 62.68.0.0/19 /19 | authorized for AS6735 — TNG Stadtnetz GmbH |
NIC Handles
DTAG-NIC
DUMY-RIPE
DUMY-RIPE
IPXO834
ORG-IG183-RIPE
RIPE-NCC-HM-MNT
SDT-NOC
mnt-de-ipde-1