34.234.231.220
ec2-34-234-231-220.compute-1.amazonaws.com
34.235.26.1
ec2-34-235-26-1.compute-1.amazonaws.com

2600:1f18:4457:4600:4438:55e0:e09e:2957
2600:1f18:4457:4601:9588:f30c:17cf:dd1a

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