DNS Lookup

About

DNS Lookup is a fast, lightweight browser extension that lets you resolve DNS records for any domain instantly — right from your toolbar. No need to open a terminal or visit third-party websites.

Features:

• Multiple Record Types – Look up A, AAAA, MX, NS, TXT, CNAME, SOA, SRV, CAA, and PTR records in one click
• Real-time Results – Uses Google DNS-over-HTTPS and Cloudflare DNS-over-HTTPS for fast, reliable lookups
• Smart CNAME Resolution – Automatically follows CNAME chains to show complete resolution paths
• Clean Card-based UI – Results are organized by record type with color-coded badges for easy scanning
• Copy to Clipboard – Copy individual record values or all results at once with one tap
• Export Results – Save DNS data as TXT or JSON files for further analysis
• Lookup History – Automatically saves your last 20 lookups with quick re-run and delete options
• Favorites – Save frequently checked domains for one-click access
• Auto-detect Domain – Automatically populates the domain from your current active tab
• Light & Dark Themes – Switch between themes or set your preference in settings
• Privacy-first – No tracking, no analytics, no data collection. All lookups go directly to DNS providers.

Perfect for developers, system administrators, network engineers, and anyone who needs quick DNS information without leaving their browser.

Permissions Explained:
• storage – Saves your theme, history, and favorites locally on your device
• downloads – Lets you export DNS results as TXT or JSON files
• activeTab – Reads the current tab URL to pre-fill the domain input

DNS data is fetched directly from dns.google and cloudflare-dns.com. No user data is collected, stored, or transmitted to any third party beyond the DNS query itself.