Email Authentication

aboutus.com

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 include:mailgun.org ~all

none

Cryptographic signature on outbound mail (selector: none).

No record published.

pass

Tells receivers what to do with mail that fails SPF/DKIM. Policy: quarantine.

v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:dmarc@aboutus.com; adkim=r; aspf=r; pct=100

10 mxb.mailgun.org

10 mxa.mailgun.org