DNS Lookup

v=spf1 a include:_spf.salesforce.com include:_spf.google.com include:_spf.centercode.com include:spf.mandrillapp.com include:mktomail.com ip4:199.15.212.0/22 ip4:72.3.185.0/24 ip4:72.32.154.0/24 ip4:72.32.217.0/24 ip4:72.32.243.0/24 ip4:94.236.119.0/26 ip4:37.188.97.188/32 ip4:185.28.196.0/22 ip4:192.28.128.0/18 ip4:103.237.104.0/22 ip6:2a04:35c0::/29 ip4:72.211.26.174 ip4:68.230.241.144 ip4:207.38.45.154 ip4:184.106.161.23 ip4:108.166.4.85 ip4:108.166.4.86 ip4:108.166.13.59 ip4:198.101.168.60 ip4:198.101.168.61 ip4:198.61.141.233 ip4:198.61.141.235 ip4:198.61.141.237 ip4:198.61.246.115 ip4:166.78.78.167 ip4:166.78.67.243 ip4:166.78.203.73 ip4:162.242.186.108 ip4:162.209.50.140 ip4:162.242.186.111 ip4:23.253.7.133 ip4:166.78.103.208 ip4:104.130.80.21 ip4:104.130.80.22 ip4:104.130.80.23 ip4:166.78.224.177 ip4:50.57.31.224 ip4:50.56.2.100 ip4:50.56.2.102 ip4:50.56.2.103 ip4:23.253.3.227 ip4:162.209.25.130 ip4:64.71.148.0/29 ip6:2001:470:1:3c2::/64 ip4:198.2.128.0/24 ip4:198.2.132.0/22 ip4:198.2.136.0/23 ip4:198.2.186.0/23 ip4:205.201.131.128/25 ip4:205.201.134.128/25 ip4:205.201.136.0/23 ip4:205.201.139.0/24 ip4:198.2.180.0/24 ip4:198.2.179.0/24 ip4:198.2.178.0/24 ip4:198.2.177.0/24 ip4:173.203.82.6 ip4:173.203.81.82 ip4:173.203.56.127 ip4:173.203.81.39 ip4:173.203.79.77 ip4:67.23.31.6 ip4:23.253.182.103 ip4:23.253.183.145 ip4:23.253.183.146 ip4:23.253.183.147 ip4:23.253.183.148 ip4:23.253.183.150 ip4:166.78.68.221 ip4:166.78.69.146 ip4:167.89.46.159 ip4:167.89.64.9 ip4:167.89.65.0 ip4:167.89.65.53 ip4:167.89.65.100 ip4:167.89.74.233 ip4:167.89.75.33 ip4:167.89.75.126 ip4:167.89.75.136 ip4:167.89.75.164 ip4:192.237.159.42 ip4:192.237.159.43