At 12:14 AM 16-01-08 +1300, jamie baddeley wrote:
Yes, but that would require them to run a DNS server at each of their 4 locations. They do not want to run their own DNS. They want it outsourced.
Thanks, -Hank
Thought about anycasting? Broad as a barn door, but if you add health checking of the services and integrate that into what your DC router announces you get closer to what you want. jamie On Tue, 2008-01-15 at 12:55 +0200, Hank Nussbacher wrote: > I am looking for a commercial DNS service that provides > geo-directionality. Suppose I have 4 data centers scattered thruout the > world and want users to hit the closest data center based on proximity > checks (pings, TTLs, latency, load, etc.). I know one can "roll their > own", using various geo-locational data from companies like Maxmind. I am > *not* interested in that. I am *not* interested in applicances like the > Cisco ACE GSS 4400 either (that do this as well): > http://www.cisco.com/en/US/products/hw/contnetw/ps4162/ > > What I am looking for is a commercial DNS service. > > Is the Akamai Edgescape service the closest to what I want: > http://www.akamai.com/html/technology/products/edgescape.html > Is anyone using it? Can you recommend it? > > Another service I know about is the Ultradns (now Neustar) Directional DNS: > http://www.neustarultraservices.biz/solutions/directionaldns.html > But this service is based on statically defined IP responses at each of > their 14 sites so there is no proximity checking done. > > Thanks, > Hank >