Email security & deliverability · grade A
v=spf1 ip4:159.183.154.24 ip4:159.183.154.24 a:production.eu1.guerlain.demandware.net include:_ip.guerlain.com include:_spf.createsend.com include:mailgun.org include:spf-0024c501.pphosted.com include:spf.protection.outlook.com -all