Internet Ulm/Neu-Ulm e.V.
BGP inherited
Cluster stats
| Netblocks | 9 · 11,001 IPv4 addresses |
| Cluster ID | 208820567 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (9)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.12.171.0/24 | Internet Ulm/Neu-Ulm e.V. | BGP | ANNOUNCED | ● high |
| 91.210.72.0/22 | Internet Ulm/Neu-Ulm e.V. | BGP | ANNOUNCED | ● high |
| 193.110.90.0/24 | Internet Ulm/Neu-Ulm e.V. | BGP | ANNOUNCED | ● high |
| 217.10.0.0/20 | Internet Ulm/Neu-Ulm e.V. | BGP | ANNOUNCED | ● high |
| 2001:1410::/32 | Internet Ulm/Neu-Ulm e.V. | BGP | ANNOUNCED | ● high |
| 91.210.72.0/22 | Internet Ulm/Neu-Ulm e.V. | RIPE | ALLOCATED PA | ● low |
| 193.110.90.0/24 | Internet Ulm/Neu-Ulm e.V. | RIPE | ASSIGNED PI | ● low |
| 217.10.0.0/20 | Internet Ulm/Neu-Ulm e.V. | RIPE | ALLOCATED PA | ● low |
| 2001:1410::/32 | Internet Ulm/Neu-Ulm e.V. | RIPE | ALLOCATED-BY-RIR | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(9 of 9)
Possible discrepancies (1)
These blocks are registered to Internet Ulm/Neu-Ulm e.V. 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.
| 45.12.171.0/24 /24 | authorized for AS553 — Universitaet Stuttgart |
NIC Handles
AS25538
AS553
BN-ULM
BN-ULM
DUMY-RIPE
DUMY-RIPE
FIBERGARDEN-MNT
ORG-IUen1-RIPE
RIPE-NCC-END-MNT
RIPE-NCC-HM-MNT