Email Authentication
ruweb.ru
SPF
passDeclares which servers may send mail for this domain.
v=spf1 a mx ip4:185.12.92.150 a:mail.grus.deserv.net ~all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
noneTells receivers what to do with mail that fails SPF/DKIM.
No record published.
Mail Servers (MX)
10 mail.ruweb.net