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DNS(Domain Name System)

DNS 记录类型

记录类型作用示例
CNAME将别名指向另一个域名www.example.com → example.com
A 记录将域名指向 IPv4 地址example.com → 192.0.2.1
AAAA 记录将域名指向 IPv6 地址example.com → 2001:db8::1
MX 记录指定邮件服务器example.com → mail.example.com
TXT 记录存储文本信息(如验证、SPF)example.com → "v=spf1 include:_spf.google.com ~all"

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