Email security & deliverability · grade A
v=spf1 mx ip4:40.103.0.0/16 ip4:206.191.224.0/19 ip4:23.103.224.0/19 ip4:91.217.141.0/25 ip4:185.118.144.91 ip4:194.187.160.72 ip4:195.244.102.234 ip4:185.118.144.89 ip4:155.56.222.0/26 ip4:178.77.121.128/26 ip4:62.157.200.131 ip4:93.191.164.0/24 include:spf.crsend.com include:_mailing-spf.newsaktuell.de include:spf.protection.outlook.com -all