3.218.173.152
ec2-3-218-173-152.compute-1.amazonaws.com
34.233.9.252
ec2-34-233-9-252.compute-1.amazonaws.com
34.235.1.189
ec2-34-235-1-189.compute-1.amazonaws.com
52.0.248.235
ec2-52-0-248-235.compute-1.amazonaws.com
52.203.247.131
ec2-52-203-247-131.compute-1.amazonaws.com
54.161.60.52
ec2-54-161-60-52.compute-1.amazonaws.com

alt1.apsmx.l.google.com.
alt2.apsmx.l.google.com.
apsmx3.googlemail.com.
apsmx4.googlemail.com.
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aspmx.l.google.com.