Address space
AS29878 CHMP-ASN
IPv4 prefixes
5
8.20K addresses
IPv6 prefixes
1
Most common size
/22
IPv4
Flagged
2
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 | 6 |
Review
Flagged prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 137.164.40.64/29 | IPv4 | 8 | US | Too specific |
| 2607:f380:1::118:9a42:8400/121 | IPv6 | — | 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 |
|---|---|---|---|---|
| 137.164.40.64/29 | IPv4 | 8 | US | Too specific |
| 204.179.192.0/20 | IPv4 | 4,096 | US | |
| 204.179.208.0/21 | IPv4 | 2,048 | US | |
| 204.179.216.0/22 | IPv4 | 1,024 | US | |
| 204.179.220.0/22 | IPv4 | 1,024 | US | |
| 2607:f380:1::118:9a42:8400/121 | IPv6 | — | US | Too specific |