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On Nov 23, 2010, at 1:19 PM, Gary Smith wrote:
> Makes sense. I will keep a set of MX servers at the original COLO setup to accept emails from my new range and forward outgoing email through them until we verify the new one.
> Gary Smith
For receiving emails, you don't have too much to worry about. Just make sure to set your DNS TTL pretty low a few days before you make the actual switch.