Address space
AS396955 INTERNET2-BLEND
Unclassified ARIN
IPv4 prefixes
18
3.78K addresses
IPv6 prefixes
13
Most common size
/24
IPv4
Flagged
6
Shape
IPv4 prefix sizes
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
IPv6 prefix sizes
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| US | United States of America | 31 |
Review
Flagged prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 64.57.22.0/25 | IPv4 | 128 | US | Too specific |
| 64.57.22.128/28 | IPv4 | 16 | US | Too specific |
| 64.57.22.160/28 | IPv4 | 16 | US | Too specific |
| 64.57.22.192/28 | IPv4 | 16 | US | Too specific |
| 64.57.22.224/29 | IPv4 | 8 | US | Too specific |
| 64.57.22.240/28 | IPv4 | 16 | US | Too specific |
A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.