Address space
AS23308 UTILITY-AS
IPv4 prefixes
17
41.73K addresses
IPv6 prefixes
1
Most common size
/21
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.
Shape
Prefix sizes
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| US | United States of America | 18 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 66.113.64.0/19 | IPv4 | 8,192 | US | |
| 104.255.240.0/21 | IPv4 | 2,048 | US | |
| 139.60.40.0/21 | IPv4 | 2,048 | US | |
| 173.255.96.0/20 | IPv4 | 4,096 | US | |
| 204.11.112.0/22 | IPv4 | 1,024 | US | |
| 204.14.136.0/21 | IPv4 | 2,048 | US | |
| 204.16.140.0/22 | IPv4 | 1,024 | US | |
| 204.86.252.0/22 | IPv4 | 1,024 | US | |
| 206.128.120.0/21 | IPv4 | 2,048 | US | |
| 206.211.208.0/21 | IPv4 | 2,048 | US | |
| 208.65.220.0/22 | IPv4 | 1,024 | US | |
| 208.73.8.0/21 | IPv4 | 2,048 | US | |
| 208.75.240.0/21 | IPv4 | 2,048 | US | |
| 208.85.200.0/21 | IPv4 | 2,048 | US | |
| 208.86.36.0/23 | IPv4 | 512 | US | |
| 208.86.38.0/24 | IPv4 | 256 | US | |
| 216.162.160.0/19 | IPv4 | 8,192 | US | |
| 2607:f8c8::/32 | IPv6 | — | US |