3.122.16.255
ec2-3-122-16-255.eu-central-1.compute.amazonaws.com
35.158.225.211
ec2-35-158-225-211.eu-central-1.compute.amazonaws.com

2a05:d014:193:d601:6b9d:fedc:7adc:14c3
2a05:d014:193:d602:48a0:faa2:719e:c3ce

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