因为 newpipe宕机了？ ，今天突发奇想折腾一下 AdGuardHome 的上游 DNS 服务器，发现两个挺好用的项目 


GitHub - ameshkov/dnslookup: Simple command line utility to make DNS lookups to the specified server 
用来替代 dig 命令向 DoH、DoT 等类型的服务器查询 DNS 结果，并输出便于查看的格式 
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GitHub - BrainicHQ/DoHSpeedTest: An intuitive web tool for real-time testing of DNS over HTTPS (DoH) server speeds directly in your browser, designed to enhance and optimi...