IPv4 Anycast?

Wed Apr 22 07:28:09 UTC 2009

On Apr 22, 2009, at 12:12 AM, Zhenkai Zhu wrote:

> Ah, that's very possible. So I suppose the 90 prefixes with 3 origin  
> ASes are due to the same reason..
>
> Then there is basically no inter-As anycast besides the anycast  
> prefix for DNS root, since I only noticed like 8 prefixes that are  
> announced by more than 3 ASes..

There's lots of strangeness out there, for instance:

http://www.ep.net/policy.html

Bill lets anyone who has an IP assignment from an ep.net /24 announce  
that /24. The term 'anycast' has some vagueness at the edges.

Kris