Address space
AS213671 FOURTHUTILITY-AS
IPv4 prefixes
14
8.96K addresses
IPv6 prefixes
3
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 |
|---|---|---|
| GB | United Kingdom | 17 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 38.44.104.0/22 | IPv4 | 1,024 | GB | |
| 38.49.104.0/21 | IPv4 | 2,048 | GB | |
| 81.2.136.0/22 | IPv4 | 1,024 | GB | |
| 81.2.140.0/23 | IPv4 | 512 | GB | |
| 82.129.8.0/24 | IPv4 | 256 | GB | |
| 95.142.148.0/24 | IPv4 | 256 | GB | |
| 149.5.59.0/24 | IPv4 | 256 | GB | |
| 149.13.184.0/24 | IPv4 | 256 | GB | |
| 149.119.0.0/22 | IPv4 | 1,024 | GB | |
| 154.47.7.0/24 | IPv4 | 256 | GB | |
| 154.51.80.0/23 | IPv4 | 512 | GB | |
| 154.51.84.0/22 | IPv4 | 1,024 | GB | |
| 192.48.111.0/24 | IPv4 | 256 | GB | |
| 213.146.161.0/24 | IPv4 | 256 | GB | |
| 2a05:b100:1000::/36 | IPv6 | — | GB | |
| 2a05:b100:2000::/36 | IPv6 | — | GB | |
| 2a05:b100:3000::/36 | IPv6 | — | GB |