网络工具
DNS查询
查询任意域名的DNS记录（A、AAAA、MX、TXT、CNAME、NS）
DNS Lookup Tool
Query DNS records for any domain — A, AAAA, MX, TXT, NS, CNAME, SOA, and more. Useful for troubleshooting email delivery, domain configuration, and DNS propagation.
DNS record types explained
A record
Maps a domain to an IPv4 address. The most basic DNS record.
MX record
Specifies mail servers for the domain. Required for email delivery.
TXT record
Stores text data. Used for SPF, DKIM, DMARC email verification and domain ownership proof.
CNAME record
Alias that points one domain to another. Common for www subdomains and CDN configuration.