The IP address is to the hosting company that Clintonemail.com was on. What Q is saying is that Trump has the Clinton server emails from 2009-2011 that she thought she thought she wiped, like with a cloth.
What Q meant by that 50.22.218.5 address is that Trump has the Clinton server emails that she wiped, like with a cloth. SoftLayer was the host and they had a backup.