Is DNS Lookup free to use?

Yes, DNS Lookup on DevHexLab is completely free. No login, no account, and no payment required.

Does DNS Lookup upload my data to a server?

No. DNS Lookup runs entirely in your browser using client-side JavaScript. Your data never leaves your device and is never sent to any server.

Yes. Once the page is loaded, DNS Lookup works without an internet connection because all processing happens locally in your browser.

DNS Lookup belongs to the "Developer Utilities" category on DevHexLab. UUIDs, QR codes, API testing, and network tools

Query DNS records including A, AAAA, MX, CNAME, and TXT

dnslookupdomainrecords

Query DNS records for any domain using Cloudflare's DNS over HTTPS.

Record Types

Enter a domain and select record types, then click Look Up.

Learn more

Step-by-step guide

How to Look Up DNS Records

Step-by-step guide to querying A, AAAA, MX, TXT, CNAME, and other DNS record types using the DevHexLab DNS Lookup tool.

In-depth article

DNS Lookup: How the Internet Translates Names to Addresses

DNS is the phone book of the internet. Learn how DNS works, what different record types mean, and how to query DNS records for any domain.

IP Lookup Tool

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HTTP Header Viewer

Inspect and decode HTTP request and response headers