Internet Ulm/neu-ulm E.V.
AS25538 — in-ulm.de
Summary
| Country |
 Germany
|
| Organization | Internet Ulm/neu-ulm E.V. |
| Domain | in-ulm.de |
| Number of IPv4 | 5,376 |
| Number of IPv6 | 7.9228× 1028 |
| AS Type | Hosting |
| Registry | RIPE NCC |
| Allocated | December 27, 2002 (about 24 years ago) |
| Updated | September 04, 2026 (about 5 days ago) |
IP Ranges
AS25538 announces 3 IPv4 ranges and 1 IPv6 range.
That's a total of 5,376 IPv4 addresses and 7.9228× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 91.210.72.0/22 |
IN-ULM-DEV-NET
|
1,024 | RIPE NCC | ASSIGNED PA |
| 193.110.90.0/24 |
Internet Ulm/neu-ulm E.V.
|
256 | RIPE NCC | ASSIGNED PI |
| 217.10.0.0/20 |
Homeing-netz 3
|
4,096 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:1410::/32 |
Internet Ulm/neu-ulm E.V.
|
7.9228× 1028 | RIPE NCC | ALLOCATED-BY-RIR |
Peers
AS25538 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
Upstreams
AS25538 connects to the global Internet via at least 1 upstream provider. In this setup, AS25538 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS25538 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS25538's role in extending Internet access beyond its own infrastructure.