Email Authentication
slatestarcodex.com
SPF
passDeclares which servers may send mail for this domain.
v=spf1 mx include:_spf.google.com ip4:173.230.150.160 include:sendgrid.net include:mailgun.org ~all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
noneTells receivers what to do with mail that fails SPF/DKIM.
No record published.
Mail Servers (MX)
0 mail.trikeapps.com