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Checks / Links, canonical and speed

Links to pages that no longer exist

Pages link out to addresses that answer 404 or 410, or do not resolve at all. Readers and assistants following the source find nothing, and a page of dead sources reads as unmaintained.

outbound_dead · Links, canonical and speed · Warning

What to change

Remove each dead link or point it at the page that replaced it.

How common it is

We have not measured how common this is on a sample of sites. Counts appear here when a study covers it.

About this check

Check IDoutbound_dead
Report sectionLinks, canonical and speed
SeverityWarning
How it is decidedMeasured: read directly from the page or the server's response.
AddedBefore 19 Oct 2026 (versions 1 and 2), or a site-wide check with no version date yet
StatusMeasured in every report
Report gives the codeNo, the fix is described in words

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