Address space
AS10680 IU-RESEARCH
IPv4 prefixes
22
10.23K addresses
IPv6 prefixes
1
Most common size
/29
IPv4
Flagged
14
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 |
|---|---|---|
| US | United States of America | 23 |
Review
Flagged prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 149.165.227.0/28 | IPv4 | 16 | US | Too specific |
| 149.165.227.16/30 | IPv4 | 4 | US | Too specific |
| 149.165.227.24/29 | IPv4 | 8 | US | Too specific |
| 149.165.227.32/30 | IPv4 | 4 | US | Too specific |
| 149.165.227.40/29 | IPv4 | 8 | US | Too specific |
| 149.165.227.48/28 | IPv4 | 16 | US | Too specific |
| 149.165.227.64/26 | IPv4 | 64 | US | Too specific |
| 149.165.227.128/25 | IPv4 | 128 | US | Too specific |
| 149.165.236.0/26 | IPv4 | 64 | US | Too specific |
| 149.165.236.64/29 | IPv4 | 8 | US | Too specific |
| 149.165.236.72/29 | IPv4 | 8 | US | Too specific |
| 149.165.236.80/28 | IPv4 | 16 | US | Too specific |
| 149.165.236.96/27 | IPv4 | 32 | US | Too specific |
| 149.165.236.128/25 | IPv4 | 128 | US | Too specific |
A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 149.165.144.0/20 | IPv4 | 4,096 | US | |
| 149.165.168.0/21 | IPv4 | 2,048 | US | |
| 149.165.224.0/23 | IPv4 | 512 | US | |
| 149.165.226.0/24 | IPv4 | 256 | US | |
| 149.165.227.0/28 | IPv4 | 16 | US | Too specific |
| 149.165.227.16/30 | IPv4 | 4 | US | Too specific |
| 149.165.227.24/29 | IPv4 | 8 | US | Too specific |
| 149.165.227.32/30 | IPv4 | 4 | US | Too specific |
| 149.165.227.40/29 | IPv4 | 8 | US | Too specific |
| 149.165.227.48/28 | IPv4 | 16 | US | Too specific |
| 149.165.227.64/26 | IPv4 | 64 | US | Too specific |
| 149.165.227.128/25 | IPv4 | 128 | US | Too specific |
| 149.165.228.0/22 | IPv4 | 1,024 | US | |
| 149.165.232.0/22 | IPv4 | 1,024 | US | |
| 149.165.236.0/26 | IPv4 | 64 | US | Too specific |
| 149.165.236.64/29 | IPv4 | 8 | US | Too specific |
| 149.165.236.72/29 | IPv4 | 8 | US | Too specific |
| 149.165.236.80/28 | IPv4 | 16 | US | Too specific |
| 149.165.236.96/27 | IPv4 | 32 | US | Too specific |
| 149.165.236.128/25 | IPv4 | 128 | US | Too specific |
| 149.165.237.0/24 | IPv4 | 256 | US | |
| 149.165.238.0/23 | IPv4 | 512 | US | |
| 2001:18e8:c02::/47 | IPv6 | — | US |