Address space
AS9466 UUNET-JP-AP UUNET Japan Limited
IPv4 prefixes
30
82.94K 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 |
|---|---|---|
| JP | Japan | 32 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 103.3.198.0/24 | IPv4 | 256 | JP | |
| 103.109.16.0/24 | IPv4 | 256 | JP | |
| 138.198.0.0/22 | IPv4 | 1,024 | JP | |
| 138.198.4.0/24 | IPv4 | 256 | JP | |
| 138.198.5.0/24 | IPv4 | 256 | JP | |
| 138.198.6.0/23 | IPv4 | 512 | JP | |
| 138.198.8.0/21 | IPv4 | 2,048 | JP | |
| 138.198.16.0/20 | IPv4 | 4,096 | JP | |
| 138.198.32.0/19 | IPv4 | 8,192 | JP | |
| 138.198.64.0/18 | IPv4 | 16,384 | JP | |
| 138.198.128.0/17 | IPv4 | 32,768 | JP | |
| 144.250.40.0/24 | IPv4 | 256 | JP | |
| 202.1.128.0/19 | IPv4 | 8,192 | JP | |
| 202.125.0.0/23 | IPv4 | 512 | JP | |
| 202.125.2.0/24 | IPv4 | 256 | JP | |
| 202.125.6.0/23 | IPv4 | 512 | JP | |
| 203.5.217.0/24 | IPv4 | 256 | JP | |
| 203.6.31.0/24 | IPv4 | 256 | JP | |
| 203.6.32.0/23 | IPv4 | 512 | JP | |
| 203.6.36.0/22 | IPv4 | 1,024 | JP | |
| 203.6.64.0/23 | IPv4 | 512 | JP | |
| 203.6.67.0/24 | IPv4 | 256 | JP | |
| 203.6.68.0/22 | IPv4 | 1,024 | JP | |
| 203.6.72.0/23 | IPv4 | 512 | JP | |
| 203.6.75.0/24 | IPv4 | 256 | JP | |
| 203.6.76.0/22 | IPv4 | 1,024 | JP | |
| 203.6.118.0/23 | IPv4 | 512 | JP | |
| 203.6.120.0/23 | IPv4 | 512 | JP | |
| 203.10.217.0/24 | IPv4 | 256 | JP | |
| 203.11.0.0/24 | IPv4 | 256 | JP | |
| 2401:6bff::/40 | IPv6 | — | JP | |
| 2401:6bff:8000::/40 | IPv6 | — | JP |