13.224.205.129
server-13-224-205-129.phl50.r.cloudfront.net
13.224.205.18
server-13-224-205-18.phl50.r.cloudfront.net
13.224.205.2
server-13-224-205-2.phl50.r.cloudfront.net
13.224.205.81
server-13-224-205-81.phl50.r.cloudfront.net

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