Email Formats

{
  "mx": [
    "5 mx-zju-edu-cn.icoremail.net.",
    "10 gw.zju.edu.cn."
  ],
  "spf": [
    "v=spf1 ip4:61.164.42.151 ip4:61.164.42.154 ip4:210.32.2.5 ip4:210.32.159.120 ip4:210.32.159.121 ip4:210.32.159.58 \" \" ip4:61.164.42.155 ip4:124.160.105.205 ip4:183.247.180.70 ip4:218.108.29.103 ip4:210.32.2.4 ip4:210.32.2.6 ip4:210.32.157.252 \" \" a:hwp1.icoremail.net include:spf.icoremail.net -all "
  ]
}