AS25829
Smithsonian Institution — si.edu
Summary
| Country |
 United States
|
| Organization | Smithsonian Institution |
| Domain | si.edu |
| Number of IPv4 | 63,744 |
| Number of IPv6 | 1.2089× 1024 |
| AS Type | Education |
| Registry | ARIN |
| Allocated | May 16, 2002 (about 23 years ago) |
| Updated | November 13, 2019 (about 5 years ago) |
IP Ranges
AS25829 announces 6 IPv4 ranges and 1 IPv6 range.
That's a total of 63,744 IPv4 addresses and 1.2089× 1024 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 38.127.143.0/24 |
Psinet, Inc.
|
256 | ARIN | ALLOCATION |
| 160.111.0.0/17 |
Smithsonian Institution
|
32,768 | ARIN | ALLOCATION |
| 160.111.128.0/18 |
Smithsonian Institution
|
16,384 | ARIN | ALLOCATION |
| 160.111.192.0/19 |
Smithsonian Institution
|
8,192 | ARIN | ALLOCATION |
| 160.111.224.0/21 |
Smithsonian Institution
|
2,048 | ARIN | ALLOCATION |
| 160.111.240.0/20 |
Smithsonian Institution
|
4,096 | ARIN | ALLOCATION |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:550:7708::/48 |
Cogent Communications
|
1.2089× 1024 | ARIN | ALLOCATION |
Peers
AS25829 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
AS25829 connects to the global Internet via at least 4 upstream providers. In this setup, AS25829 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS25829 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS25829's role in extending Internet access beyond its own infrastructure.