Domains with DNS TXT v=spf1 ip4:199.139.48.53 ip4:69.63.133.176 ip4:69.63.129.176 ip4:74.209.228.11 ip4:74.209.228.12 ip4:74.209.228.13 ip4:74.209.228.8 include:us._netblocks.mimecast.com ~all

There is 1 domain that have DNS TXT set to v=spf1 ip4:199.139.48.53 ip4:69.63.133.176 ip4:69.63.129.176 ip4:74.209.228.11 ip4:74.209.228.12 ip4:74.209.228.13 ip4:74.209.228.8 include:us._netblocks.mimecast.com ~all.

Top Domains with TXT set to v=spf1 ip4:199.139.48.53 ip4:69.63.133.176 ip4:69.63.129.176 ip4:74.209.228.11 ip4:74.209.228.12 ip4:74.209.228.13 ip4:74.209.228.8 include:us._netblocks.mimecast.com ~all