Domains with DNS TXT v=spf1 ip4:216.37.42.139 include:relay.mailchannels.net ip4:216.37.42.135 include:spf.us.emailservice.io include:_spf.google.com ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:216.37.42.139 include:relay.mailchannels.net ip4:216.37.42.135 include:spf.us.emailservice.io include:_spf.google.com ~all.