Address space
AS2512 TCP-NET TCP Inc.
IPv4 prefixes
15
20.48K addresses
IPv6 prefixes
0
Most common size
/23
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.
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| JP | Japan | 15 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 157.14.0.0/23 | IPv4 | 512 | JP | |
| 157.14.4.0/22 | IPv4 | 1,024 | JP | |
| 157.14.8.0/21 | IPv4 | 2,048 | JP | |
| 157.14.16.0/22 | IPv4 | 1,024 | JP | |
| 157.14.24.0/21 | IPv4 | 2,048 | JP | |
| 157.14.48.0/21 | IPv4 | 2,048 | JP | |
| 157.14.80.0/23 | IPv4 | 512 | JP | |
| 157.14.128.0/22 | IPv4 | 1,024 | JP | |
| 157.14.214.0/23 | IPv4 | 512 | JP | |
| 157.14.250.0/23 | IPv4 | 512 | JP | |
| 192.244.203.0/24 | IPv4 | 256 | JP | |
| 202.241.143.0/24 | IPv4 | 256 | JP | |
| 202.241.157.0/24 | IPv4 | 256 | JP | |
| 202.241.177.0/24 | IPv4 | 256 | JP | |
| 210.134.224.0/19 | IPv4 | 8,192 | JP |