Domains with DNS TXT v=spf1 a include:_spf.google.com include:sendgrid.net include:servers.mcsv.net include:spf.protection.outlook.com include:50.72.50.15 include:205.200.230.32 ~all
There is 1 domain that have DNS TXT set to v=spf1 a include:_spf.google.com include:sendgrid.net include:servers.mcsv.net include:spf.protection.outlook.com include:50.72.50.15 include:205.200.230.32 ~all.