Domains with DNS TXT v=spf1 ptr a:smtp1.networkalliance.net include:_netblocks.mimecast.com ip4:208.82.213.107 ~all

There are 5 domains that have DNS TXT set to v=spf1 ptr a:smtp1.networkalliance.net include:_netblocks.mimecast.com ip4:208.82.213.107 ~all. The top 5 records ordered by domain rank are listed below.

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