Domains with DNS TXT v=spf1 ip4:51.79.81.65 +a +mx include:sendgrid.net +ip4:54.39.53.109 +ip4:149.56.20.213 +include:smtp.telus.net -all

There are 6 domains that have DNS TXT set to v=spf1 ip4:51.79.81.65 +a +mx include:sendgrid.net +ip4:54.39.53.109 +ip4:149.56.20.213 +include:smtp.telus.net -all. The top 6 records ordered by domain rank are listed below.

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