# Link Extractor & Checker

> Paste HTML and extract every link, see internal vs external, and spot the ones you should verify.

Free tool: https://mars.cx/tools/broken-link-checker

Paste page HTML and get every link on it, sorted into internal and external, ready to verify for broken links.

## How to use

1. Paste your page HTML.
2. Review internal vs external links.
3. Verify the external ones for 404s.

## FAQ

### Why check links?

Broken links hurt UX and crawl budget; internal links spread authority.

### Does it fetch pages?

This tool extracts links from pasted HTML. A full crawl is available on paid plans.

### Is it free?

Yes, free with no signup.

Provided by MarsGeo — https://mars.cx