{
  "version": 1,
  "rules": [
    {
      "domain": [
        "ntp.aliyun.com",
        "ntp1.aliyun.com",
        "ntp2.aliyun.com",
        "ntp3.aliyun.com",
        "ntp4.aliyun.com",
        "ntp5.aliyun.com",
        "ntp6.aliyun.com",
        "ntp7.aliyun.com",
        "time.amazonaws.cn",
        "time.izatcloud.net",
        "time.xtracloud.net",
        "ntp.tencent.com",
        "ntp1.tencent.com",
        "ntp2.tencent.com",
        "ntp3.tencent.com",
        "ntp4.tencent.com",
        "ntp5.tencent.com"
      ],
      "domain_suffix": [
        "cn.pool.ntp.org",
        "ntp.neu.edu.cn",
        "ntp.ntsc.ac.cn",
        "ntp.org.cn"
      ]
    }
  ]
}