Address space
AS33820 REED-ELSEVIER-AS
IPv4 prefixes
8
16.38K addresses
IPv6 prefixes
0
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.
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| GB | United Kingdom | 8 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 145.36.0.0/19 | IPv4 | 8,192 | GB | |
| 145.36.32.0/20 | IPv4 | 4,096 | GB | |
| 145.36.48.0/21 | IPv4 | 2,048 | GB | |
| 145.36.56.0/22 | IPv4 | 1,024 | GB | |
| 198.176.121.0/24 | IPv4 | 256 | GB | |
| 198.176.123.0/24 | IPv4 | 256 | GB | |
| 198.176.124.0/24 | IPv4 | 256 | GB | |
| 198.176.126.0/24 | IPv4 | 256 | GB |