Domains with DNS TXT v=spf1 include:spf.protection.outlook.com ip4:147.135.16.143 include:_netblocks.mimecast.com include:22535528.spf03.hubspotemail.net -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com ip4:147.135.16.143 include:_netblocks.mimecast.com include:22535528.spf03.hubspotemail.net -all.