Domains with DNS TXT v=spf1 include:relay.mailchannels.net mx ip4:209.182.206.109 ip4:104.193.143.92 ip4:23.235.203.242 -all
There is 1 domain that have DNS TXT set to v=spf1 include:relay.mailchannels.net mx ip4:209.182.206.109 ip4:104.193.143.92 ip4:23.235.203.242 -all.