Address space
AS11924 MONTANA-OPTICOM
IPv4 prefixes
18
16.38K addresses
IPv6 prefixes
1
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.
Shape
Prefix sizes
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| US | United States of America | 19 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 63.166.28.0/22 | IPv4 | 1,024 | US | |
| 64.79.32.0/22 | IPv4 | 1,024 | US | |
| 64.79.36.0/23 | IPv4 | 512 | US | |
| 64.79.38.0/23 | IPv4 | 512 | US | |
| 64.79.40.0/22 | IPv4 | 1,024 | US | |
| 64.79.44.0/23 | IPv4 | 512 | US | |
| 64.79.46.0/24 | IPv4 | 256 | US | |
| 64.79.47.0/24 | IPv4 | 256 | US | |
| 69.163.80.0/20 | IPv4 | 4,096 | US | |
| 199.2.135.0/24 | IPv4 | 256 | US | |
| 204.250.80.0/21 | IPv4 | 2,048 | US | |
| 205.243.72.0/23 | IPv4 | 512 | US | |
| 206.228.140.0/22 | IPv4 | 1,024 | US | |
| 208.14.180.0/24 | IPv4 | 256 | US | |
| 208.75.140.0/22 | IPv4 | 1,024 | US | |
| 208.83.40.0/23 | IPv4 | 512 | US | |
| 208.83.42.0/23 | IPv4 | 512 | US | |
| 208.83.44.0/22 | IPv4 | 1,024 | US | |
| 2607:faa0::/32 | IPv6 | — | US |