Email Authentication

17track.net

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 include:spf.mail.qq.com ~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;adkim=r;aspf=r;rua=mailto:admin@17track.net;ruf=mailto:admin@17track.net;

5 mxbiz1.qq.com

10 mxbiz2.qq.com