AS4557
Rice University — rice.edu
Summary
| Country |
 United States
|
| Organization | Rice University |
| Domain | rice.edu |
| Number of IPv4 | 5,376 |
| Number of IPv6 | 3.1311× 1026 |
| AS Type | Education |
| Registry | ARIN |
| Allocated | April 14, 1995 (about 30 years ago) |
| Updated | February 05, 2013 (about 12 years ago) |
IP Ranges
AS4557 announces 6 IPv4 ranges and 4 IPv6 ranges.
That's a total of 5,376 IPv4 addresses and 3.1311× 1026 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 198.32.224.0/20 |
Texas Woman's University
|
4,096 | ARIN | REASSIGNMENT |
| 198.32.229.0/24 |
Rice University
|
256 | ARIN | ALLOCATION |
| 198.32.232.0/24 |
Rice University
|
256 | ARIN | ALLOCATION |
| 198.32.233.0/24 |
Rice University
|
256 | ARIN | ALLOCATION |
| 198.32.234.0/24 |
Rice University
|
256 | ARIN | ALLOCATION |
| 198.32.238.0/24 |
Rice University
|
256 | ARIN | ALLOCATION |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:468:1a00::/40 |
Southeast Texas Gigapop
|
3.0949× 1026 | ARIN | REALLOCATION |
| 2001:468:1af1::/48 |
Southeast Texas Gigapop
|
1.2089× 1024 | ARIN | REALLOCATION |
| 2001:468:1af4::/48 |
Southeast Texas Gigapop
|
1.2089× 1024 | ARIN | REALLOCATION |
| 2001:468:1af5::/48 |
Southeast Texas Gigapop
|
1.2089× 1024 | ARIN | REALLOCATION |
Peers
AS4557 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
AS4557 connects to the global Internet via at least 4 upstream providers. In this setup, AS4557 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS4557 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS4557's role in extending Internet access beyond its own infrastructure.