Does it work without a protocol (http://)?

Yes. Domains written without a protocol, like www.example.com, are also recognized.

Are subdomains extracted separately?

Yes. The full hostname including subdomains, like pdf.developk.kr, is extracted as-is.

Is the text I enter sent to a server?

No. Everything is processed inside your browser.

🕸️ Domain Extractor

Extract domain names from text or a list of URLs and remove duplicates.

Paste text

0 found

Extracted domains

How to use

Paste text or a list of URLs containing domains.
Click "Extract".
A deduplicated list of domains is shown.

🎯 Use Cases

Pull a list of accessed domains from a log file
Collect sites mentioned in an email body
Tidy up a URL list for a marketing report

Example

Input

https://www.developk.kr/path?query=1
See also: pdf.developk.kr and http://Blog.Example.COM/post
image-tools.developk.kr
Visit www.developk.kr again

Output

blog.example.com
image-tools.developk.kr
pdf.developk.kr
www.developk.kr

From a mix of URLs and prose, only the hostnames are pulled out. Protocols such as http:// are stripped, letters are lowercased (Blog.Example.COM → blog.example.com), the duplicate www.developk.kr is kept just once, and the results are sorted alphabetically.

FAQ

Does it work without a protocol (http://)?: Yes. Domains written without a protocol, like www.example.com, are also recognized.
Are subdomains extracted separately?: Yes. The full hostname including subdomains, like pdf.developk.kr, is extracted as-is.
Is the text I enter sent to a server?: No. Everything is processed inside your browser.