Domains with DNS TXT v=spf1 include:sendgrid.net include:spf.protection.outlook.com include:me21721.mailengine1.com include:_spf.emailcampaigns.net ~all
There is 1 domain that have DNS TXT set to v=spf1 include:sendgrid.net include:spf.protection.outlook.com include:me21721.mailengine1.com include:_spf.emailcampaigns.net ~all.