Domains with DNS TXT v=spf1 ip4:216.37.42.192 include:relay.mailchannels.net ip4:216.37.42.48 +a +mx +ip4:64.119.182.90 +include:sendgrid.net ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:216.37.42.192 include:relay.mailchannels.net ip4:216.37.42.48 +a +mx +ip4:64.119.182.90 +include:sendgrid.net ~all.