Domains with DNS TXT v=spf1 ip4:50.253.106.33 include:spf.smtp2go.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:50.253.106.33 include:spf.smtp2go.com -all.
There is 1 domain that have DNS TXT set to v=spf1 ip4:50.253.106.33 include:spf.smtp2go.com -all.