You work for a company that has several instances running with automatically assigned public IPs. You performed an upgrade that required you to restart the instances from the console and your DNS records don't work anymore. What happened?
A) Your network interfaces need to be reinitialized
B) You need to restart Route 53
C) Restarting too many instances at once overloads the system
D) The instances changed their public IP addresses on restart

Question

Quizplus · Accepted Answer

When instances with automatically assigned public IPs are restarted, they are assigned new public IP addresses, which would cause DNS records pointing to the old IPs to stop working.

You Work for a Company That Has Several Instances Running