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404 ErrorsBroken links return 404 and damage user experience and SEO rankings.
SEO SignalGoogle reduces the authority of pages with many broken outbound links.
Check SpeedThe tool checks dozens of links in parallel — results in seconds, not minutes.
Response CodesDisplays the HTTP code of each link: 200, 301, 302, 404, 500 — for precise diagnosis.

Why teams trust us

Deep
page crawling
4xx
broken links
301/302
redirects tracked
CSV
export results

How it works

1

Enter site URL

2

Crawler follows links

3

Broken links reported

Broken Link Checker: website SEO hygiene

Broken links are a silent killer of SEO and conversion. They signal low content quality to search engines and frustrate users. Regular broken link checking is a mandatory part of technical SEO auditing.

Full page link scan

Checks all links on the page — internal, external, images and resources.

HTTP Status Codes

Each link is verified with a real HTTP request — no false positives.

Redirects

Detects redirect chains and links that technically work but point to the wrong destination.

External Links

External resources can go down at any moment. The tool checks them alongside internal links.

Who uses this

SEO

404 error removal

Developers

pre-release QA

Content managers

internal link audit

DevOps

post-deploy check

Common Mistakes

Checking only the homepageMost broken links are on inner pages: blog, portfolio, archives. Check all key pages.
Ignoring 301 redirectsRedirect chains slow down loading and lose PageRank. Fix links to point directly to the final URL.
Not checking after page deletionEvery page or article deletion potentially creates broken inbound links from other site pages.
Forgetting about imagesBroken images are also broken links. They hurt Core Web Vitals and user experience.

Best Practices

Check after every major updateURL restructuring, domain change, CMS update — each of these events can break links.
Set up 301 redirects for deleted pagesNever delete a page without a redirect to a similar URL or section homepage.
Use automated monitoringManual quarterly checks are not enough. Automate scanning of key pages on a weekly basis.
Prioritize by page trafficStart fixing from high-traffic pages — broken links there cause the most conversion damage.

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Broken link check history and API for automated crawling.

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Broken Links Checker

The broken links checker scans a page and finds all non-working links returning 404, 500, and other errors. Broken links negatively affect SEO and user experience. Regular checking helps maintain site quality and preserve search engine rankings.

Broken links (404 errors) hurt your SEO rankings and frustrate users. Our crawler scans up to 3 levels deep, checking every internal and external link on your pages. Results show the source page, anchor text, status code, and response time for each broken link.

Fix broken links to improve crawl budget efficiency and user experience. After fixing, verify with redirect checker that your 301 redirects work correctly. Use health score for a comprehensive site audit including link health.

Learn more

Frequently Asked Questions

What are broken links?

Broken links are links leading to non-existent pages (404), timeouts, or server errors. They worsen user experience, reduce SEO ranking, and waste search bot crawl budget.

How do broken links affect SEO?

Search engines view many 404 errors as a sign of an abandoned site. Broken internal links lose passed "weight" (link equity). Broken external links worsen user experience and may reduce behavioral metrics.

How often should links be checked?

Weekly checks are recommended for active sites, monthly for static ones. After content updates or migration, mandatory checking. Automated monitoring with notifications is the ideal option.

What to do with found broken links?

Options: fix the URL to a working one, set up a 301 redirect to a relevant page, remove the link if content no longer exists. For internal links, prioritize fixing. For external links, find an alternative resource.

What is the difference between 404 and 410?

404 (Not Found) means the page is not found but may return. 410 (Gone) means the page is permanently deleted. For SEO: 410 is removed from search index faster. Use 410 for content that will definitely not return.

What is crawl depth?

Crawl depth is the number of hops from the starting page to discover links. Depth 1 checks only links on the starting page. Depth 3 follows links three levels deep.

Related guides

Longer-form reading on this topic from the knowledge base.

Automate this check

Set up continuous monitoring and get an alert when something breaks. No manual runs to remember.