Email Authentication
giffgaff.com
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:_spf.google.com include:rnmk.com include:amazonses.com include:spf.sbe.group include:spf.cordongroup.com -all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: quarantine.
v=DMARC1; p=quarantine; rua=mailto:techops-comms-dmarc-aaaac4ewzkugiqmkis5hu2sh2y@giffgaff.slack.com;
Mail Servers (MX)
1 aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com