Domains with DNS TXT v=spf1 a mx include:sendgrid.net include:spf.protection.outlook.com include:spf.viper365.nl ~all

There is 1 domain that have DNS TXT set to v=spf1 a mx include:sendgrid.net include:spf.protection.outlook.com include:spf.viper365.nl ~all.

Top Domains with TXT set to v=spf1 a mx include:sendgrid.net include:spf.protection.outlook.com include:spf.viper365.nl ~all