Address space
AS57121 IT-SYSTEMATIC-GROUP
IPv4 prefixes
5
7.42K addresses
IPv6 prefixes
0
Most common size
/23
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.
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| PL | Poland | 5 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 91.230.221.0/24 | IPv4 | 256 | PL | |
| 176.96.144.0/21 | IPv4 | 2,048 | PL | |
| 176.96.160.0/20 | IPv4 | 4,096 | PL | |
| 192.109.84.0/23 | IPv4 | 512 | PL | |
| 192.109.132.0/23 | IPv4 | 512 | PL |