Domains with DNS TXT v=spf1 include:server23.spf.superhosting.bg include:smtp-out.spf.superhosting.bg a a:mail5.host.bg a:m5.host.bg -all
There are 159 domains that have DNS TXT set to v=spf1 include:server23.spf.superhosting.bg include:smtp-out.spf.superhosting.bg a a:mail5.host.bg a:m5.host.bg -all. The top 50 records ordered by domain rank are listed below.