:2053
(TCP)
Low 风险
Knetd / DNS over TLS
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TCP — DNS
端口概览
端口号
2053
服务名称
Knetd / DNS over TLS
传输协议
TCP
类别
DNS
安全风险
Low
端口范围
已注册 (1024-49151)
什么是端口 2053?
Port 2053 is used by Cloudflare and other providers as an alternative port for DNS over TLS (DoT) to avoid firewall blocking of the standard port 853. It provides encrypted DNS resolution to protect user privacy from eavesdropping. This port is gaining popularity as an alternative to standard DoT deployments.
TCP
DNS
安全注意事项
端口2053（Knetd / DNS over TLS）被归类为低风险。该服务使用加密或攻击面极小，相对安全可以暴露。
建议：应用标准安全实践。保持软件更新并监控访问。