Domains with DNS TXT v=spf1 include:_netblocks.mimecast.com ip4:197.159.133.226 ip4:197.159.133.229 ~all

There is 1 domain that have DNS TXT set to v=spf1 include:_netblocks.mimecast.com ip4:197.159.133.226 ip4:197.159.133.229 ~all.

Top Domains with TXT set to v=spf1 include:_netblocks.mimecast.com ip4:197.159.133.226 ip4:197.159.133.229 ~all