3.223.166.235
ec2-3-223-166-235.compute-1.amazonaws.com
3.225.34.251
ec2-3-225-34-251.compute-1.amazonaws.com

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
aspmx2.googlemail.com.
aspmx3.googlemail.com.
aspmx4.googlemail.com.
aspmx5.googlemail.com.
aspmx.l.google.com.