Domains with DNS TXT v=spf1 ip4:170.187.185.171 include:relay.mailchannels.net ip4:172.105.76.63 a mx +a +mx include:_spf.google.com ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:170.187.185.171 include:relay.mailchannels.net ip4:172.105.76.63 a mx +a +mx include:_spf.google.com ~all.