Domains with DNS TXT v=spf1 a a:spf.vinahost.vn mx +include:sendgrid.net +include:smtpservice.net ~all
There are 460 domains that have DNS TXT set to v=spf1 a a:spf.vinahost.vn mx +include:sendgrid.net +include:smtpservice.net ~all. The top 50 records ordered by domain rank are listed below.