54.230.252.15
server-54-230-252-15.atl56.r.cloudfront.net
54.230.252.160
server-54-230-252-160.atl56.r.cloudfront.net
54.230.252.183
server-54-230-252-183.atl56.r.cloudfront.net
54.230.252.54
server-54-230-252-54.atl56.r.cloudfront.net

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
aspmx2.googlemail.com.
aspmx3.googlemail.com.
aspmx.l.google.com.