What This Tool Shows
- Query any DNS record type (A, AAAA, MX, NS, TXT, CNAME, SOA, PTR)
- DNS server response time in milliseconds
- Complete record information — name, type, TTL, and data
- IDN domain support (internationalized domain names)
DNS Record Types
- A
- IPv4 address of the server the domain points to
- AAAA
- IPv6 address for modern protocol support
- MX
- Mail servers for the domain with delivery priorities
- NS
- Nameservers (DNS servers) hosting the domain zone
- TXT
- Text records for SPF, DKIM, domain verification
- CNAME
- Alias for redirecting to another domain
- SOA
- Zone information — primary server, admin email, serial number
When to Check DNS
- Diagnose website access issues — verify A record points to the correct IP
- Email configuration — ensure MX records are properly set up for receiving mail
- SSL certificate verification — TXT records are used to prove domain ownership
- Debug CDN and load balancers — check CNAME records for cloud services