AS26231
San Francisco International Airport — flysfo.com
Summary
| Country |
 United States
|
| Organization | San Francisco International Airport |
| Domain | flysfo.com |
| Number of IPv4 | 6,656 |
| Number of IPv6 | 1.9343× 1025 |
| AS Type | Business |
| Registry | ARIN |
| Allocated | August 02, 2002 (about 23 years ago) |
| Updated | February 26, 2013 (about 12 years ago) |
IP Ranges
AS26231 announces 11 IPv4 ranges and 1 IPv6 range.
That's a total of 6,656 IPv4 addresses and 1.9343× 1025 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 216.9.96.0/20 |
San Francisco International Airport
|
4,096 | ARIN | ALLOCATION |
| 216.9.96.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| 216.9.98.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| 216.9.99.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| 216.9.100.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| 216.9.105.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| 216.9.106.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| 216.9.107.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| 216.9.108.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| 216.9.109.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| 216.9.110.0/24 |
San Francisco International Airport
|
256 | ARIN | ALLOCATION |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2620:10a:1000::/44 |
San Francisco International Airport
|
1.9343× 1025 | ARIN | ALLOCATION |
Peers
AS26231 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
AS26231 connects to the global Internet via at least 2 upstream providers. In this setup, AS26231 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS26231 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.