Domains with DNS TXT v=spf1 ip4:137.220.54.220 include:_spf.mailersend.net ip4:66.129.145.42 include:spf.protection.outlook.com ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:137.220.54.220 include:_spf.mailersend.net ip4:66.129.145.42 include:spf.protection.outlook.com ~all.