Email security & deliverability · grade A
v=spf1 mx ip4:176.74.59.0/24 ip4:217.92.47.108 ip4:37.123.109.247 ip4:37.49.159.42 include:spf.nl2go.com include:spf.protection.outlook.com include:_spf.mailgun.org include:_spf.eu.mailgun.org ~all