Domains with DNS TXT v=spf1 a mx ip4:50.28.53.147 include:sendgrid.net include:spf.shulcloud.com -all

There is 1 domain that have DNS TXT set to v=spf1 a mx ip4:50.28.53.147 include:sendgrid.net include:spf.shulcloud.com -all.

Top Domains with TXT set to v=spf1 a mx ip4:50.28.53.147 include:sendgrid.net include:spf.shulcloud.com -all