backup dns for granitecanyon

[Bill Manning]

> 
> this morning, granitecanyon servers are down.  our
> name service is homed on ns1 and ns2, so
> unfortunately, our network is off-air relative to
> the rest of the world.  sigh.  
.....
> 2. is there a comparative service that could be
> used in concert with granitecanyon to provide an
> additional measure of sustained uptime?

UltraDNS is a fine choice.     

--bill