[quote=“coolgeek, post:3, topic:57337”]Will that be subject to the normal DNS dissemination delays? Or are those delays averted because DNS already knows where to find mydomain.com?
What if the ec2 instance goes down, and I have to change the CNAME record to a new instance IP?[/quote]
It should be a matter of minutes max (local queue time), as any domain request is already querying the DNS here.