Address space
AS39961 CCSF
IPv4 prefixes
14
58.37K addresses
IPv6 prefixes
0
Most common size
/22
IPv4
Flagged
0
Shape
Prefix sizes
How this network carves its IPv4 space. A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| US | United States of America | 14 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 208.121.0.0/23 | IPv4 | 512 | US | |
| 208.121.5.0/24 | IPv4 | 256 | US | |
| 208.121.6.0/24 | IPv4 | 256 | US | |
| 208.121.32.0/19 | IPv4 | 8,192 | US | |
| 208.121.64.0/18 | IPv4 | 16,384 | US | |
| 208.121.128.0/18 | IPv4 | 16,384 | US | |
| 208.121.192.0/21 | IPv4 | 2,048 | US | |
| 208.121.200.0/22 | IPv4 | 1,024 | US | |
| 208.121.204.0/22 | IPv4 | 1,024 | US | |
| 208.121.208.0/20 | IPv4 | 4,096 | US | |
| 208.121.224.0/22 | IPv4 | 1,024 | US | |
| 208.121.228.0/22 | IPv4 | 1,024 | US | |
| 208.121.232.0/21 | IPv4 | 2,048 | US | |
| 208.121.240.0/20 | IPv4 | 4,096 | US |