44.196.6.220
ec2-44-196-6-220.compute-1.amazonaws.com
54.145.182.19
ec2-54-145-182-19.compute-1.amazonaws.com
54.235.255.148
ec2-54-235-255-148.compute-1.amazonaws.com

2600:1f18:230b:f801:211d:3035:e1c0:97e8
2600:1f18:230b:f802:c3b6:557e:678f:2e88
2600:1f18:230b:f803:b03d:80e3:9897:ed50

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.