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Domain Name System Security Extensions
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Application Layer — DNS
协议概览
全称
Domain Name System Security Extensions
缩写
DNSSEC
OSI 层
Application Layer
类别
DNS
默认端口
53
RFC
RFC 4033
关于 DNSSEC
Extensions to DNS that provide authentication of DNS data, verified denial of existence, and data integrity through digital signatures.
Application Layer
DNS
端口 53
标准参考
DNSSEC定义于互联网工程任务组（IETF）发布的RFC 4033中。RFC是互联网协议的官方标准文档，可免费公开查阅。