Domains with DNS TXT v=spf1 a mx include:_spf.zone.eu include:spf.protection.outlook.com ip4:195.222.27.135 ip4:195.222.27.138 ip4:185.43.105.124 ip4:46.22.220.190 include:_spf.smaily.com include:sendgrid.net -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.zone.eu include:spf.protection.outlook.com ip4:195.222.27.135 ip4:195.222.27.138 ip4:185.43.105.124 ip4:46.22.220.190 include:_spf.smaily.com include:sendgrid.net -all.