Extract Domains Now
Step 1 β Choose input method
π‘ Quick load a sample to see how it works:
π
Click to upload or drag & drop
TXT Β· CSV Β· HTML Β· JSON Β· XML Β· LOG Β· MD (Max 20MB)
Step 2 β Configure extraction
Step 3 β Extract
Email Domain ExtractorPaste a list of email addresses and get just the domain portions β the piece after the '@'. Perfect for lead cleaning, list segmentation, and abuse-reporting workflows.
How to Extract Domain from Email Addresses π Extract now
- Paste your email list into the input (one per line, or comma-separated).
- Under Source Type, pick Email addresses.
- Optionally toggle Also extract emails to keep both the emails and the domains in output.
- Click π Start Calculate β you'll see just the unique domains.
What Gets Extracted π Extract now
| Extracted domain | |
|---|---|
[email protected] | gmail.com |
[email protected] | yahoo.co.uk |
[email protected] | shop.example.io (or example.io with "registrable only") |
"Full Name" <[email protected]> | company.com |
Common Use Cases π Extract now
π― CRM Segmentation
Group leads by employer domain β great for account-based marketing.
π§Ή List Cleaning
Identify how many contacts share a workplace so you don't over-mail one account.
π« Disposable Detection
Cross-reference extracted domains against known disposable-email providers.
π Attribution Analytics
See which domains drove sign-ups over a period.
π Security Audit
Extract sender domains from a mailbox export to spot phishing patterns.
π B2B Outreach
Turn a raw email list into a clean list of target companies.
Advanced Options π Extract now
- Registrable only: Reduce
[email protected]toacme-corp.cominstead ofteam.acme-corp.com. - Also extract emails: Keep both the full emails and the deduplicated domain list side-by-side.
- Custom TLD filter: Only keep emails from
.edu,.gov, or your own whitelist. - Sort options: Alphabetical, by length, or grouped by TLD.
Privacy π Extract now
Email lists are sensitive. That's why this tool runs 100% in your browser β nothing is uploaded, logged, or stored on our servers. You can even disconnect from the internet after the page loads and it will still work.
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FAQ π Extract now
How do I extract the domain from an email address?
Paste the email, choose Source Type = Email addresses, click Start Calculate. Everything after the
@ is extracted as the domain.Does it handle "Name <email@domain>" format?
Yes. Angle-bracket display names are handled β only the email inside the brackets is parsed.
Does it handle plus-addressing (
[email protected])?Yes. The domain part is
gmail.com regardless of any local-part tags.Is my email data safe?
Absolutely. Extraction runs client-side in your browser. No email leaves your device.
Can I get both the emails and their domains?
Yes. Enable Also extract emails before clicking Start Calculate.