Email Authentication
metamask.io
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:_spf.google.com include:mailgun.org include:4795067.spf01.hubspotemail.net -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: reject.
v=DMARC1; p=reject; rua=mailto:re+5a3be5d07465@inbound.dmarcdigests.com
Mail Servers (MX)
1 smtp.google.com