Address space
AS401866 MASTER-IT-SUPPORT
IPv4 prefixes
1
256 addresses
IPv6 prefixes
5
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 |
|---|---|---|
| PR | Puerto Rico | 6 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 23.143.4.0/24 | IPv4 | 256 | PR | |
| 2604:19a0:1::/48 | IPv6 | — | PR | |
| 2604:19a0:2::/47 | IPv6 | — | PR | |
| 2604:19a0:4::/46 | IPv6 | — | PR | |
| 2604:19a0:8::/47 | IPv6 | — | PR | |
| 2604:19a0:a::/48 | IPv6 | — | PR |