Links
Broken links
No internal link returns 4xx or 5xx
What we check
No internal link returns 4xx or 5xx
Why it matters
Broken links waste both crawl budget and a visitor's click.
How to fix it
Fix or remove links that no longer resolve.
How it affects your score
This check sits in Links, which is worth 10% of the overall score. A critical result costs the full weight of the check; a warning costs half. If we can't measure it on your page, we leave it out of the score entirely.