Domains with DNS TXT v=spf1 +a +mx +ip4:54.37.30.125 +ip4:37.59.70.160 +ip4:176.31.224.21 +ip4:37.59.70.160 +ip4:178.33.229.185 +ip4:217.61.128.90 +ip4:109.205.137.65 +include:spf.smtp2go.com ~all

There are 3 domains that have DNS TXT set to v=spf1 +a +mx +ip4:54.37.30.125 +ip4:37.59.70.160 +ip4:176.31.224.21 +ip4:37.59.70.160 +ip4:178.33.229.185 +ip4:217.61.128.90 +ip4:109.205.137.65 +include:spf.smtp2go.com ~all. The top 3 records ordered by domain rank are listed below.

Top Domains with TXT set to v=spf1 +a +mx +ip4:54.37.30.125 +ip4:37.59.70.160 +ip4:176.31.224.21 +ip4:37.59.70.160 +ip4:178.33.229.185 +ip4:217.61.128.90 +ip4:109.205.137.65 +include:spf.smtp2go.com ~all