payload:
    - DOMAIN,ntp.aliyun.com
    - DOMAIN,ntp1.aliyun.com
    - DOMAIN,ntp2.aliyun.com
    - DOMAIN,ntp3.aliyun.com
    - DOMAIN,ntp4.aliyun.com
    - DOMAIN,ntp5.aliyun.com
    - DOMAIN,ntp6.aliyun.com
    - DOMAIN,ntp7.aliyun.com
    - DOMAIN,time.amazonaws.cn
    - DOMAIN,time.izatcloud.net
    - DOMAIN,time.xtracloud.net
    - DOMAIN,ntp.tencent.com
    - DOMAIN,ntp1.tencent.com
    - DOMAIN,ntp2.tencent.com
    - DOMAIN,ntp3.tencent.com
    - DOMAIN,ntp4.tencent.com
    - DOMAIN,ntp5.tencent.com
    - DOMAIN-SUFFIX,cn.pool.ntp.org
    - DOMAIN-SUFFIX,ntp.neu.edu.cn
    - DOMAIN-SUFFIX,ntp.ntsc.ac.cn
    - DOMAIN-SUFFIX,ntp.org.cn