Domains with DNS TXT v=spf1 ip4:177.234.144.114 +a +mx include:relay.mailchannels.net include:_spf.rdstation.com.br include:sendgrid.net ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:177.234.144.114 +a +mx include:relay.mailchannels.net include:_spf.rdstation.com.br include:sendgrid.net ~all.