172.232.19.122
a172-232-19-122.deploy.static.akamaitechnologies.com
172.232.19.91
a172-232-19-91.deploy.static.akamaitechnologies.com

2600:141b:5000::b81c:beb2
2600:141b:5000::b81c:beb8

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