Email Authentication
goguardian.com
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:_u.goguardian.com._spf.smart.ondmarc.com include:_spf.sendergen.com -all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
warningTells receivers what to do with mail that fails SPF/DKIM. Policy: none.
v=DMARC1; p=none; pct=100; fo=1; ri=3600; rua=mailto:02e5967a@inbox.ondmarc.com; ruf=mailto:02e5967a@inbox.ondmarc.com;
Mail Servers (MX)
1 aspmx.l.google.com
5 alt2.aspmx.l.google.com
5 alt1.aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com