Address space
AS63785 FU-NTP Fukuoka University
IPv4 prefixes
2
512 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 | 4 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 133.100.9.0/24 | IPv4 | 256 | JP | |
| 133.100.11.0/24 | IPv4 | 256 | JP | |
| 2401:5e40:c401::/48 | IPv6 | — | JP | |
| 2401:5e40:c402::/47 | IPv6 | — | JP |