Email security & deliverability · grade A
v=spf1 include:_spf.ing.net include:mailplus.nl include:slvmcp.nl ip4:89.20.160.55 ip4:78.136.53.254 ip4:95.138.135.251 ip4:92.52.81.2 ip4:146.148.26.249 ip4:83.231.160.128/26 ip4:212.187.169.64/26 ip4:192.254.112.185 ip4:83.217.248.35 ip4:170.207.39.152/31 ip4:170.207.37.144/31 -all