Performance & Tech tool

Broken Link Checker

Crawl a webpage and check all internal and external links for broken (404, 500) responses. Identify dead links that hurt SEO and user experience.

Typical check: 8sNo paid API requiredCore Web Vitals contextEdge and protocol signalsPayload-level clues

Test performance Browse Performance & Tech

Typical time

Access

Open

Processing

Live

Intent

Performance & Tech

What it checks

Broken Link Checker coverage

Broken Link Checker

Find broken links on any webpage.

Delivery layer

Inspect protocol, CDN, compression, and response signals where available.

Resource footprint

Surface page weight, resource count, app shell clues, or installability signals.

Optimization next steps

Prioritize fixes that reduce latency, transfer size, or rendering friction.

Methodology

How the result is produced

1Starts from the live input and runs a focused check for broken link checker use cases.
2Measures live delivery signals from the target site instead of relying on screenshots or old crawls.
3Interprets network, resource, and technology clues in the context of modern page experience.
4Keeps recommendations practical for CDN, framework, and content teams.

Next steps

How to act on the result

Reduce server response time and transfer size before adding complex frontend optimizations.
Verify compression, caching, image formats, and protocol support at the edge.
Retest on representative pages, not only the homepage.

Interpretation

Read the result without guessing

What the result means

Performance findings are strongest when checked on representative page types, not only the homepage.
Separate server response, transfer size, resource count, compression, and frontend rendering clues.
A stack clue is useful only when it points to a practical optimization path.

Evidence to keep

URL, response time, protocol, compression, page weight, and major resource groups.
The page type tested and whether it is cached, logged-out, or region-specific.
Any recent release, plugin, app, CDN, or theme change that may explain a regression.

Best next fix

Reduce server and CDN latency before chasing small frontend details.
Cut heavy scripts, oversized images, and uncompressed assets.
Retest the same page type after deployment and compare the exact metrics.

Use cases

When to use the Broken Link Checker

Core Web Vitals triage

Find infrastructure or payload issues that can affect LCP, CLS, and INP.

Stack research

Understand how a site is built, delivered, and optimized at the edge.

Performance regression checks

Retest after releases to catch heavier pages, slower responses, or missing compression.

Popular checks

Try Links on common domains

Links for vercel.com Links for cloudflare.com Links for shopify.com Links for github.com Links for stripe.com Links for openai.com

Next paths

Continue with the right follow-up

Use these pages when the result points to a broader check, a fix workflow, or a related technical question.

Run the full website check Browse Performance & Tech tools Open the website status checker

Frequently asked questions

Broken Link Checker common questions

Do I need an account to use the Broken Link Checker?+

No. Enter a URL or domain and run the check in your browser. Some results can be partial if the target site blocks requests or hides the data being checked.

How accurate is the Broken Link Checker?+

The Broken Link Checker runs live checks against the target website. Results reflect what was reachable at the time of the test, so retest after changing DNS, redirects, headers, or page content.

What does the Broken Link Checker check?+

Crawl a webpage and check all internal and external links for broken (404, 500) responses. Identify dead links that hurt SEO and user experience.

When should I use the Broken Link Checker?+

Use this tool whenever you need to quickly verify find broken links on any webpage for any website. It's especially useful during site launches, migrations, and routine maintenance.

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Performance & Tech tool

Broken Link Checker

Crawl a webpage and check all internal and external links for broken (404, 500) responses. Identify dead links that hurt SEO and user experience.

Typical check: 8sNo paid API requiredCore Web Vitals contextEdge and protocol signalsPayload-level clues

Test performance Browse Performance & Tech

Typical time

Access

Open

Processing

Live

Intent

Performance & Tech

What it checks

Broken Link Checker coverage

Broken Link Checker

Find broken links on any webpage.

Delivery layer

Inspect protocol, CDN, compression, and response signals where available.

Resource footprint

Surface page weight, resource count, app shell clues, or installability signals.

Optimization next steps

Prioritize fixes that reduce latency, transfer size, or rendering friction.

Methodology

How the result is produced

1Starts from the live input and runs a focused check for broken link checker use cases.
2Measures live delivery signals from the target site instead of relying on screenshots or old crawls.
3Interprets network, resource, and technology clues in the context of modern page experience.
4Keeps recommendations practical for CDN, framework, and content teams.

Next steps

How to act on the result

Reduce server response time and transfer size before adding complex frontend optimizations.
Verify compression, caching, image formats, and protocol support at the edge.
Retest on representative pages, not only the homepage.

Interpretation

Read the result without guessing

What the result means

Performance findings are strongest when checked on representative page types, not only the homepage.
Separate server response, transfer size, resource count, compression, and frontend rendering clues.
A stack clue is useful only when it points to a practical optimization path.

Evidence to keep

URL, response time, protocol, compression, page weight, and major resource groups.
The page type tested and whether it is cached, logged-out, or region-specific.
Any recent release, plugin, app, CDN, or theme change that may explain a regression.

Best next fix

Reduce server and CDN latency before chasing small frontend details.
Cut heavy scripts, oversized images, and uncompressed assets.
Retest the same page type after deployment and compare the exact metrics.

Use cases

When to use the Broken Link Checker

Core Web Vitals triage

Find infrastructure or payload issues that can affect LCP, CLS, and INP.

Stack research

Understand how a site is built, delivered, and optimized at the edge.

Performance regression checks

Retest after releases to catch heavier pages, slower responses, or missing compression.

Popular checks

Try Links on common domains

Links for vercel.com Links for cloudflare.com Links for shopify.com Links for github.com Links for stripe.com Links for openai.com

Next paths

Continue with the right follow-up

Use these pages when the result points to a broader check, a fix workflow, or a related technical question.

Run the full website check Browse Performance & Tech tools Open the website status checker

Frequently asked questions

Broken Link Checker common questions

Do I need an account to use the Broken Link Checker?+

No. Enter a URL or domain and run the check in your browser. Some results can be partial if the target site blocks requests or hides the data being checked.

How accurate is the Broken Link Checker?+

The Broken Link Checker runs live checks against the target website. Results reflect what was reachable at the time of the test, so retest after changing DNS, redirects, headers, or page content.

What does the Broken Link Checker check?+

Crawl a webpage and check all internal and external links for broken (404, 500) responses. Identify dead links that hurt SEO and user experience.

When should I use the Broken Link Checker?+

Use this tool whenever you need to quickly verify find broken links on any webpage for any website. It's especially useful during site launches, migrations, and routine maintenance.