107.23.187.19
ec2-107-23-187-19.compute-1.amazonaws.com
3.223.102.3
ec2-3-223-102-3.compute-1.amazonaws.com

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