Address space
AS13506 US-DEPARTMENT-OF-THE-TREASURY
IPv4 prefixes
24
131K addresses
IPv6 prefixes
2
Most common size
/24
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 | 26 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 164.95.0.0/18 | IPv4 | 16,384 | US | |
| 164.95.64.0/19 | IPv4 | 8,192 | US | |
| 164.95.96.0/19 | IPv4 | 8,192 | US | |
| 164.95.128.0/18 | IPv4 | 16,384 | US | |
| 164.95.192.0/21 | IPv4 | 2,048 | US | |
| 164.95.200.0/22 | IPv4 | 1,024 | US | |
| 164.95.204.0/24 | IPv4 | 256 | US | |
| 164.95.205.0/24 | IPv4 | 256 | US | |
| 164.95.206.0/23 | IPv4 | 512 | US | |
| 164.95.208.0/20 | IPv4 | 4,096 | US | |
| 164.95.224.0/19 | IPv4 | 8,192 | US | |
| 166.123.0.0/17 | IPv4 | 32,768 | US | |
| 166.123.128.0/18 | IPv4 | 16,384 | US | |
| 166.123.192.0/21 | IPv4 | 2,048 | US | |
| 166.123.200.0/22 | IPv4 | 1,024 | US | |
| 166.123.204.0/24 | IPv4 | 256 | US | |
| 166.123.205.0/24 | IPv4 | 256 | US | |
| 166.123.206.0/23 | IPv4 | 512 | US | |
| 166.123.208.0/24 | IPv4 | 256 | US | |
| 166.123.209.0/24 | IPv4 | 256 | US | |
| 166.123.210.0/23 | IPv4 | 512 | US | |
| 166.123.212.0/22 | IPv4 | 1,024 | US | |
| 166.123.216.0/21 | IPv4 | 2,048 | US | |
| 166.123.224.0/19 | IPv4 | 8,192 | US | |
| 2610:108:3100::/40 | IPv6 | — | US | |
| 2610:108:4100::/40 | IPv6 | — | US |