Domains with DNS TXT v=spf1 mx include:newsletter.betta.ru include:mail.betta.ru -all
There is 1 domain that have DNS TXT set to v=spf1 mx include:newsletter.betta.ru include:mail.betta.ru -all.
There is 1 domain that have DNS TXT set to v=spf1 mx include:newsletter.betta.ru include:mail.betta.ru -all.