Address space
AS23776 NEC NEC Corporation
IPv4 prefixes
2
6.14K addresses
IPv6 prefixes
1
Most common size
/20
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 | 3 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 121.100.8.0/21 | IPv4 | 2,048 | JP | |
| 203.179.16.0/20 | IPv4 | 4,096 | JP | |
| 2401:2680::/32 | IPv6 | — | JP |