13.224.71.105
server-13-224-71-105.dub2.r.cloudfront.net
13.224.71.107
server-13-224-71-107.dub2.r.cloudfront.net
13.224.71.31
server-13-224-71-31.dub2.r.cloudfront.net
13.224.71.92
server-13-224-71-92.dub2.r.cloudfront.net

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