Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:_netblocks.mimecast.com include: ip4:138.197.207.155 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:_netblocks.mimecast.com include: ip4:138.197.207.155 -all.