:953
(TCP)
High 风险
RNDC
Embed This Widget
Add the script tag and a data attribute to embed this widget.
Embed via iframe for maximum compatibility.
<iframe src="https://ipfyi.com/iframe/entity//" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://ipfyi.com/entity//Add a dynamic SVG badge to your README or docs.
[](https://ipfyi.com/entity//)Use the native HTML custom element.
TCP — DNS
端口概览
端口号
953
服务名称
RNDC
传输协议
TCP
类别
DNS
安全风险
High
端口范围
知名端口 (0-1023)
什么是端口 953?
BIND Remote Name Daemon Control (RNDC), used to remotely control the BIND named DNS server daemon. Uses HMAC-SHA256 authentication. Unauthorized access would allow cache flushing or DNS service halt.
TCP
DNS
常用
安全注意事项
端口953（RNDC）被归类为高风险。此端口是自动扫描和暴力破解攻击的常见目标。如必须暴露，请将访问限制为已知IP地址。
建议：使用防火墙规则将可信IP列入白名单。启用速率限制和入侵检测。