Email Authentication

cdek.ru

SPF

pass
Declares which servers may send mail for this domain.
v=spf1 +a +mx include:spf.mandrillapp.com include:spf.unisender.com include:spf.mindbox.ru include:mailgun.org ip4:185.163.158.18/32 ip4:185.163.157.15/32 ip4:185.163.157.50/32 -all

DKIM

none
Cryptographic signature on outbound mail (selector: none).
No record published.

DMARC

pass
Tells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1;p=reject;rua=mailto:admin@cdek.ru

Mail Servers (MX)

0 cesp00-in.mss.bi.zone
10 cesp10-in.mss.bi.zone
15 cesp20-in.mss.bi.zone
21 mx5.cdek.ru
31 mx8.cdek.ru
32 mx4.cdek.ru
33 mx1.cdek.ru
35 mx13.cdek.ru
40 mx2.cdek.ru