AS49638
Consorci De Serveis Universitaris De Catalunya — csuc.cat
Keep users in the loop.
Ship release notes that get read
Try Noticeable
Interested in advertising here?
Contact us
Summary
| Country |
 Spain
|
| Organization | Consorci De Serveis Universitaris De Catalunya |
| Domain | csuc.cat |
| Number of IPv4 | 256 |
| Number of IPv6 | 1.2089× 1024 |
| AS Type | Education |
| Registry | RIPE NCC |
| Allocated | July 20, 2009 (about 16 years ago) |
| Updated | July 21, 2025 (about 4 months ago) |
IP Ranges
AS49638 announces 1 IPv4 range and 1 IPv6 range.
That's a total of 256 IPv4 addresses and 1.2089× 1024 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 91.213.30.0/24 |
Consorci De Serveis Universitaris De Catalunya
|
256 | RIPE NCC | ASSIGNED PI |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:67c:137c::/48 |
Consorci De Serveis Universitaris De Catalunya
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
Peers
AS49638 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
AS49638 connects to the global Internet via at least 1 upstream provider. In this setup, AS49638 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS49638 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS49638's role in extending Internet access beyond its own infrastructure.