Domains with DNS TXT v=spf1 ip4:51.161.12.181 ip4:158.69.159.172 +a +mx include:sendgrid.net ~all

There are 198 domains that have DNS TXT set to v=spf1 ip4:51.161.12.181 ip4:158.69.159.172 +a +mx include:sendgrid.net ~all. The top 50 records ordered by domain rank are listed below.