[dns-operations] Too Open (Was: OpenDNS makes your Internet work better

Florian Weimer fw at deneb.enyo.de
Thu Jul 20 15:47:07 UTC 2006

* Per Heldal:

> The issue with UltraDNS desribed in this thread relates to the fact that
> they used multiple anycast IP's in the same address-block. You get
> problems if you do that and don't control the infrastructure
> interconnecting the various anycast locations.

I don't see what you gain from controlling those interconnects.  You
can't use intra-AS connections anyway because you'd need to run an
IGP, and your typical IGP is a distributed single point of failure.

More information about the dns-operations mailing list