Domains with DNS TXT v=spf1 +a +mx +ip4:163.172.253.247 include:_spf.massarcloud.com ~all
There are 110 domains that have DNS TXT set to v=spf1 +a +mx +ip4:163.172.253.247 include:_spf.massarcloud.com ~all. The top 50 records ordered by domain rank are listed below.