Email Authentication
saby.ru
SPF
passDeclares which servers may send mail for this domain.
v=spf1 +a +mx +mx:tensor.ru ip4:91.213.144.0/24 ip4:91.232.92.0/22 -all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1; p=reject; fo=0; adkim=r; aspf=r; pct=70; rf=afrf; sp=reject
Mail Servers (MX)
10 mail.sbis.ru