Domains with DNS TXT v=spf1 +a +mx +ip4:204.44.192.43 +ip4:204.44.199.47 +include:_netblocks.mimecast.com ~all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:204.44.192.43 +ip4:204.44.199.47 +include:_netblocks.mimecast.com ~all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:204.44.192.43 +ip4:204.44.199.47 +include:_netblocks.mimecast.com ~all