Domains with DNS TXT v=spf1 ip4:134.3.216.172 ip4:80.147.109.188 a:smtp.inet0.dyndns.org a:smtp.inet1.dyndns.org include:spf.protection.outlook.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:134.3.216.172 ip4:80.147.109.188 a:smtp.inet0.dyndns.org a:smtp.inet1.dyndns.org include:spf.protection.outlook.com -all.