DNS Lookup
DNS (Domain Name System) translates domain names to IP addresses. Key record types: A maps to IPv4 (e.g., 93.184.216.34), AAAA to IPv6, CNAME creates an alias, MX specifies mail servers with priority, TXT holds text data (SPF, DKIM, DMARC for email auth), NS lists authoritative name servers, SOA has zone metadata. Query flow: recursive resolver checks root, TLD, then authoritative server. TTL (Time To Live) controls caching duration.
Look up DNS records for any domain. Query A, AAAA, CNAME, MX, TXT, NS, and SOA records via Google Public DNS. See record values, TTL, and grouped results. Useful for debugging DNS issues, verifying domain configuration, checking MX records for email, and inspecting TXT records for SPF/DKIM/DMARC.
Presets
Domain
Record Types
DNS Record Types Reference
| Type | Name | Purpose |
|---|---|---|
| A | Address | Maps domain to IPv4 address (e.g., 93.184.216.34) |
| AAAA | IPv6 Address | Maps domain to IPv6 address (e.g., 2606:2800:220:1:...) |
| CNAME | Canonical Name | Alias from one domain to another (e.g., www -> example.com) |
| MX | Mail Exchange | Specifies mail servers and priority for a domain |
| TXT | Text | Arbitrary text — SPF, DKIM, DMARC, domain verification |
| NS | Name Server | Authoritative DNS servers for the domain |
| SOA | Start of Authority | Primary NS, admin email, zone serial, refresh timers |
How to Use
- 1
Enter a domain name
Type or paste a domain (e.g., example.com). URLs are accepted too — the protocol and path are stripped automatically.
- 2
Select record types
Choose which DNS record types to query: A, AAAA, CNAME, MX, TXT, NS, SOA. Click Select All to query everything.
- 3
Click Lookup
Results are fetched from Google Public DNS. Records appear grouped by type with name, value, and TTL for each entry.
- 4
Copy or analyze results
Click Copy to copy all records. Check MX for email routing, TXT for SPF/DKIM, A/AAAA for IP addresses, NS for authoritative servers.