Domains with DNS TXT v=spf1 +a +mx +ip4:185.53.174.139 +ip4:89.187.86.7 +ip4:89.187.86.24 a:spf.securespamfilter.com include:spf.smtp2go.com ~all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:185.53.174.139 +ip4:89.187.86.7 +ip4:89.187.86.24 a:spf.securespamfilter.com include:spf.smtp2go.com ~all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:185.53.174.139 +ip4:89.187.86.7 +ip4:89.187.86.24 a:spf.securespamfilter.com include:spf.smtp2go.com ~all