Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:mktomail.com include:45520707.spf10.hubspotemail.net -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:mktomail.com include:45520707.spf10.hubspotemail.net -all.