Address space
AS393282 UCB-1
IPv4 prefixes
7
1.55K addresses
IPv6 prefixes
2
Most common size
/24
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.
Shape
Prefix sizes
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| US | United States of America | 9 |
Review
Flagged prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 137.164.50.176/28 | IPv4 | 16 | US | Too specific |
| 2607:f380::118:9a43:2b00/120 | IPv6 | — | 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 |
|---|---|---|---|---|
| 137.164.50.176/28 | IPv4 | 16 | US | Too specific |
| 192.31.95.0/24 | IPv4 | 256 | US | |
| 192.31.161.0/24 | IPv4 | 256 | US | |
| 192.58.221.0/24 | IPv4 | 256 | US | |
| 192.101.42.0/24 | IPv4 | 256 | US | |
| 192.107.102.0/24 | IPv4 | 256 | US | |
| 192.195.74.0/24 | IPv4 | 256 | US | |
| 2607:f140:a000::/48 | IPv6 | — | US | |
| 2607:f380::118:9a43:2b00/120 | IPv6 | — | US | Too specific |