Address space
AS55384 JAIST-EXP Japan Advanced Institute of Science and Technology
IPv4 prefixes
1
16.38K addresses
IPv6 prefixes
1
Most common size
/18
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 | 2 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 133.4.0.0/18 | IPv4 | 16,384 | JP | |
| 2001:df0:2ee::/48 | IPv6 | — | JP |