Email security & deliverability · grade A
v=spf1 ip4:116.202.156.50 ip4:81.169.227.107 ip4:157.90.182.244 ip4:81.169.225.78 ip4:46.224.68.15 ip4:20.52.132.102 ip4:212.211.138.0/23 include:spf.wolterskluwer.com include:spf.srv2.de include:spf.mandrillapp.com -all