Domains with DNS TXT v=spf1 +a +mx +a:windows20.dnswindows.net +ip4:185.81.4.177 -all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +a:windows20.dnswindows.net +ip4:185.81.4.177 -all.
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +a:windows20.dnswindows.net +ip4:185.81.4.177 -all.