Domains with DNS TXT v=spf1 a mx ptr include:spf.protection.outlook.com a:smtpout.node4web.at ~all
There are 2 domains that have DNS TXT set to v=spf1 a mx ptr include:spf.protection.outlook.com a:smtpout.node4web.at ~all. The top 2 records ordered by domain rank are listed below.