Domains with DNS TXT v=spf1 a mx a:smtp.34sp.com a:smtpout.34sp.com a:array1.spf.34sp.com include:spf.protection.outlook.com -all
There are 90 domains that have DNS TXT set to v=spf1 a mx a:smtp.34sp.com a:smtpout.34sp.com a:array1.spf.34sp.com include:spf.protection.outlook.com -all. The top 50 records ordered by domain rank are listed below.