DNS-over-TLS (DoT)
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DNS-over-TLS（DoT）在专用端口（853）上使用 TLS 协议加密 [[dns|DNS]] 查询。与 [[dns-over-https|DoH]] 不同，DoT 使用独立端口，便于网络管理员识别和管理 DNS 流量。
示例
Android 9+ supports 'Private DNS' which uses DoT to encrypt DNS queries to providers like dns.google or 1dot1dot1dot1.cloudflare-dns.com.