Address space
AS18097 DCN D.C.N. Corporation
IPv4 prefixes
15
19.71K 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 |
|---|---|---|
| JP | Japan | 16 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 27.109.120.0/22 | IPv4 | 1,024 | JP | |
| 45.113.172.0/22 | IPv4 | 1,024 | JP | |
| 103.36.140.0/22 | IPv4 | 1,024 | JP | |
| 103.53.96.0/22 | IPv4 | 1,024 | JP | |
| 103.83.24.0/22 | IPv4 | 1,024 | JP | |
| 119.15.144.0/21 | IPv4 | 2,048 | JP | |
| 121.100.56.0/21 | IPv4 | 2,048 | JP | |
| 123.108.84.0/22 | IPv4 | 1,024 | JP | |
| 153.124.232.0/22 | IPv4 | 1,024 | JP | |
| 210.189.176.0/20 | IPv4 | 4,096 | JP | |
| 216.179.198.0/23 | IPv4 | 512 | JP | |
| 219.105.32.0/21 | IPv4 | 2,048 | JP | |
| 219.105.40.0/22 | IPv4 | 1,024 | JP | |
| 219.105.44.0/24 | IPv4 | 256 | JP | |
| 219.105.46.0/23 | IPv4 | 512 | JP | |
| 2402:c400::/32 | IPv6 | — | JP |