Domains with DNS TXT v=spf1 include:_spf.google.com include:spf.constantcontact.com include:u20148470.wl221.sendgrid.net ~all
There is 1 domain that have DNS TXT set to v=spf1 include:_spf.google.com include:spf.constantcontact.com include:u20148470.wl221.sendgrid.net ~all.