Address space
AS2037 CSUFRESNO
IPv4 prefixes
10
65.55K addresses
IPv6 prefixes
0
Most common size
/23
IPv4
Flagged
2
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 | 10 |
Review
Flagged prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 137.164.4.80/29 | IPv4 | 8 | US | Too specific |
| 137.164.4.104/29 | IPv4 | 8 | US | Too specific |
A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 129.8.0.0/17 | IPv4 | 32,768 | US | |
| 129.8.128.0/18 | IPv4 | 16,384 | US | |
| 129.8.192.0/19 | IPv4 | 8,192 | US | |
| 129.8.224.0/20 | IPv4 | 4,096 | US | |
| 129.8.240.0/22 | IPv4 | 1,024 | US | |
| 129.8.246.0/23 | IPv4 | 512 | US | |
| 129.8.248.0/21 | IPv4 | 2,048 | US | |
| 137.164.4.80/29 | IPv4 | 8 | US | Too specific |
| 137.164.4.104/29 | IPv4 | 8 | US | Too specific |
| 198.207.154.0/23 | IPv4 | 512 | US |