Address space
AS1921 RCODEZERO-ANYCAST-SEC1-TLD RcodeZero Anycast DNS
Hosting RIPE Content
IPv4 prefixes
10
2.56K addresses
IPv6 prefixes
11
Most common size
/24
IPv4
Flagged
0
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 |
|---|---|---|
| AT | Austria | 21 |