Links to localhost

Error severity, in the Links tab

Why it matters

Links to localhost or 127.0.0.1 are broken for every visitor and leak development URLs.

How to fix it

Fix the link generation to use the production host.

How Crawlune finds it

Crawlune flags Links to localhost automatically on every crawl and lists the affected URLs under the Links tab, where you can filter, inspect each page and export the list to CSV. The free version crawls up to 550 URLs with every check enabled.