Email Formats

{
  "mx": [
    "10 mailvip1.qunar.com."
  ],
  "spf": [
    "v=spf1 ip4:124.251.111.138 ip4:124.251.111.142 ip4:124.251.111.137 ip4:124.251.111.142 ip4:59.151.44.180 ip4:59.151.44.181 ip4:59.151.44.182 ip4:59.151.44.183 ip4:59.151.44.184 ip4:59.151.44.185 ip4:59.151.44.186 -all"
  ]
}