version: STSv1
mode: enforce
mx: mx.sendgrid.net
mx: mx.cert.legalmail.it
mx: aspmx.l.google.com
mx: alt1.aspmx.l.google.com
mx: alt2.aspmx.l.google.com
mx: alt3.aspmx.l.google.com
mx: alt4.aspmx.l.google.com
max_age: 86000