Broken Link Checker
Scan your website for dead links, 404 errors, and redirect chains. Protect your crawl budget and improve user experience instantly.
Demonstration report: this tool generates a simulated sample of link statuses. It does not crawl the submitted URL or verify live HTTP status codes. Educational copy that describes live scanning is preserved from source and flagged for later claim review.
AI Tool Summary
The Broken Link Checker is a critical technical SEO diagnostic tool that systematically crawls your website to identify dead hyperlinks, 404 errors, and inefficient redirect chains. Broken links severely degrade the user experience, causing visitors to bounce and signaling low quality to search engines. More importantly, they act as black holes for your site's 'crawl budget' and internal link equity (PageRank). When Googlebot encounters a 404 error, it stops crawling that path, meaning deeper, valuable pages may remain undiscovered and unindexed. By utilizing this tool to instantly map out all internal and external broken links, webmasters can rapidly patch structural holes, reclaim lost SEO authority, and ensure a seamless, error-free navigation experience for both human users and search engine algorithms.
Key Takeaways
- Instantly scans your website to detect dead internal and external hyperlinks returning 404 errors.
- Identifies inefficient 301 and 302 redirect chains that slow down page speed and dilute link equity.
- Protects your search engine 'crawl budget' by ensuring bots don't waste time on dead-end pages.
- Improves overall user experience (UX) and reduces bounce rates caused by frustrating error pages.
- Provides the exact source URL where the broken link was found, making patching incredibly fast.
- Generates a comprehensive Link Health Score to benchmark your site's technical architecture.
What is the Broken Link Checker?
A broken link checker is a technical SEO utility used to find hyperlinks that no longer resolve to a live page. Dead links waste crawl budget, leak PageRank, and send users to 404 pages.
The Horizons implementation of this tool generates a simulated sample report from the submitted URL rather than performing a live crawl of the site. The educational copy on this page is preserved from source. Processor honesty is documented in the notice above the tool.
Featured Snippet Answer
A broken link is a hyperlink that points to a URL that no longer exists or cannot be fetched. Broken links commonly return HTTP 404 and should be repaired to protect user experience and crawl efficiency.
AI Overview Summary
Broken links harm crawl budget and user experience. This page preserves the original SEOToolPilot educational content and FAQs while clearly identifying that the current processor produces a simulated demonstration report rather than a live website crawl.
Core Benefits
- Protect crawl budget: Dead links waste crawler time that should be spent on indexable pages.
- Improve user experience: Visitors should not land on 404 pages from internal navigation.
Common Use Cases
- Technical SEO audits: Identify structural holes before a content or migration project.
How to Use This Tool
- Enter the Target URL: Paste the website URL you want to evaluate.
- Check Links: Click Check Links to generate the report.
- Review the sample statuses: Inspect working, broken, redirect, and warning rows in the results table.
- Export: Copy or download the CSV if you want a local copy of the sample report.
Frequently Asked Questions
What is a 404 error?
A 404 Not Found error is an HTTP status code returned by a web server when a user or crawler attempts to access a URL that does not exist. It is the most common type of broken link.
Do broken links directly hurt my Google rankings?
Google has stated that a few broken links won't trigger a manual penalty. However, a high volume of broken links creates a terrible user experience, increases bounce rates, and wastes crawl budget—all of which indirectly but severely harm your organic rankings.
What is the difference between an internal and external broken link?
An internal broken link points to a missing page on your own website (e.g., you deleted a blog post but forgot to remove links pointing to it). An external broken link points to a completely different website that has shut down or moved its content.
Why does the tool flag 301 Redirects as an issue?
While 301 redirects are necessary, linking *to* a redirect is inefficient. It forces the browser and search engine to make two server requests instead of one. Best practice is to update your internal links to point directly to the final destination URL.
Why do some working links show up as '403 Forbidden'?
Many large websites (like Amazon, LinkedIn, or major news outlets) use aggressive bot protection software (like Cloudflare). They intentionally block automated link checkers, returning a 403 error, even though the link works perfectly fine for a human in a web browser.
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