DNS 记录类型
DNS记录类型参考：A、AAAA、CNAME、MX、TXT、NS、SOA。
AMaps domain to IPv4 address
example.com. IN A 93.184.216.34Use: Point domain to web serverAAAAMaps domain to IPv6 address
example.com. IN AAAA 2606:2800:220:1::93Use: IPv6 web server addressesCNAMECanonical name / domain alias
www IN CNAME example.com.Use: Create domain aliasesMXMail exchange server
example.com. IN MX 10 mail.example.com.Use: Email routingTXTText record for arbitrary data
example.com. IN TXT "v=spf1 include:..."Use: SPF, DKIM, domain verificationNSNameserver for the domain
example.com. IN NS ns1.example.com.Use: Delegate DNS zoneSOAStart of Authority record
example.com. IN SOA ns1 admin 2024...Use: Zone metadata and serialPTRPointer — reverse DNS lookup
34.216.184.93.in-addr.arpa. PTR example.com.Use: Reverse DNS (IP to domain)SRVService record
_http._tcp IN SRV 10 5 80 example.com.Use: Locate services like SIP, XMPPCAACertification Authority Authorization
example.com. IN CAA 0 issue "letsencrypt.org"Use: Restrict SSL certificate issuers相关工具
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DNS记录类型参考：A、AAAA、CNAME、MX、TXT、NS、SOA。