Domains with DNS TXT v=spf1 include:server17.spf.superhosting.bg include:smtp-out.spf.superhosting.bg a a:mail6.host.bg -all

There are 26 domains that have DNS TXT set to v=spf1 include:server17.spf.superhosting.bg include:smtp-out.spf.superhosting.bg a a:mail6.host.bg -all. The top 26 records ordered by domain rank are listed below.