Domains with DNS TXT v=spf1 a mx a:smtp1.werner-mertz.com a:smtp2.werner-mertz.com a:smtponprem1.werner-mertz.com a:smtponprem2.werner-mertz.com include:spf.protection.outlook.com ~all
There are 4 domains that have DNS TXT set to v=spf1 a mx a:smtp1.werner-mertz.com a:smtp2.werner-mertz.com a:smtponprem1.werner-mertz.com a:smtponprem2.werner-mertz.com include:spf.protection.outlook.com ~all. The top 4 records ordered by domain rank are listed below.