Domains with DNS TXT v=spf1 +a +mx +ip4:23.143.64.81 include:spf.protection.office365.us include:_spf.smtp.com ~all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:23.143.64.81 include:spf.protection.office365.us include:_spf.smtp.com ~all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:23.143.64.81 include:spf.protection.office365.us include:_spf.smtp.com ~all