Email Authentication
zerohedge.com
SPF
passDeclares which servers may send mail for this domain.
v=spf1 mx:spf.firebasemail.com mx:spf.google.com include:_spf.google.com ~all
DKIM
passCryptographic signature on outbound mail (selector: mail).
v=DKIM1; p=MHwwDQYJKoZIhvcNAQEBBQADawAwaAJhAPili9EbdVo9ahv3hTQsr9NuBg1KLg1OrzHIrrZon+SnDRyQjQklpwH/VrqDDkf1Z5Jvh7CIhIiMjbDNVXyiS6U+ZEHWKYnK1RWxX2TvfE0jJkbhejnOLMfhixkj00SKGQIDAQAB
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1; p=reject;
Mail Servers (MX)
0 aspmx.l.google.com
5 alt2.aspmx.l.google.com
5 alt1.aspmx.l.google.com