version: STSv1
mode: testing
mx: aspmx.l.google.com
mx: alt1.aspmx.l.google.com
mx: alt2.aspmx.l.google.com
mx: aspmx2.googlemail.com
mx: aspmx3.googlemail.com
mx: _dc-mx.373e1a1633a4.signalstart.com
mx: _dc-mx.a797e0d92877.signalstart.com
max_age: 86400