Domains with DNS TXT v=spf1 include:relay.mailchannels.net +a +mx +ip4:216.194.170.145 include:_spf.google.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:relay.mailchannels.net +a +mx +ip4:216.194.170.145 include:_spf.google.com -all.