Domain Extractor

The fastest free online tool to bulk extract, deduplicate, and export domain names from text.

100% FreeNo Sign-up RequiredRun Locally in Browser

What You Can Extract

Our Domain Extractor can extract domain names from URLs, plain text, email addresses, website source code, and large datasets. It also removes duplicates, normalizes root domains, and exports results in CSV format.

Extract Domains from Files

Upload TXT, CSV, HTML, or MD files to extract all domain names instantly. No server needed — works entirely in your browser.

Extract Domains from Text

Paste any text containing URLs and extract all domain names instantly.

Extract Domains from Emails

Identify and extract domain names from email addresses and contact lists.

Remove Duplicate Domains

Automatically remove duplicate entries and generate a unique domain list.

Extract and Normalize Subdomains

Extract subdomains from URLs or convert subdomains into clean root domains automatically.

Export Results

Export extracted domains as CSV files for Excel, Google Sheets, and other tools.