Domains with DNS TXT v=spf1 +a +mx include:_spf.regmail.pro +a:delivery.bigmailer-cloud.net -all
There are 4 domains that have DNS TXT set to v=spf1 +a +mx include:_spf.regmail.pro +a:delivery.bigmailer-cloud.net -all. The top 4 records ordered by domain rank are listed below.