Address space
AS197451 VUTBR-AS
IPv4 prefixes
11
66.82K addresses
IPv6 prefixes
5
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.
Shape
Prefix sizes
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| CZ | Czechia | 16 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 147.229.0.0/17 | IPv4 | 32,768 | CZ | |
| 147.229.128.0/18 | IPv4 | 16,384 | CZ | |
| 147.229.192.0/19 | IPv4 | 8,192 | CZ | |
| 147.229.224.0/20 | IPv4 | 4,096 | CZ | |
| 147.229.240.0/21 | IPv4 | 2,048 | CZ | |
| 147.229.248.0/22 | IPv4 | 1,024 | CZ | |
| 147.229.252.0/23 | IPv4 | 512 | CZ | |
| 147.229.254.0/24 | IPv4 | 256 | CZ | |
| 185.62.108.0/23 | IPv4 | 512 | CZ | |
| 185.149.204.0/23 | IPv4 | 512 | CZ | |
| 185.149.206.0/23 | IPv4 | 512 | CZ | |
| 2001:67c:1220::/47 | IPv6 | — | CZ | |
| 2001:67c:1222::/48 | IPv6 | — | CZ | |
| 2a03:2e0::/32 | IPv6 | — | CZ | |
| 2a03:2e4::/30 | IPv6 | — | CZ | |
| 2a07:6bc0::/29 | IPv6 | — | CZ |