External link broken (4xx)

How to fix it

Replace with a working URL, link to an archive copy, or remove the link.

Sibling checks in this category

• External link redirects - An outbound external link redirects, costing user time.
• External link blocked - The external host blocked our crawler. Could be intentional bot blocking.
• External link 5xx - An outbound external link returned a 5xx error.
• External link timeout - The external link timed out during the crawl.

Catch it on your site

Wrendex catches external link broken (4xx) on every audit. No credit card, all 140+ checks, full PDF report.

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