[KongchangAI]
Conceptsoft 404

Soft 404

A condition in which a server returns a 200 status code instead of 404 for a non-existent page, preventing crawlers from distinguishing valid from invalid content and potentially wasting crawl budget or indexing erroneous pages.

Timeline (last 90 days)

Oct 15

A soft 404 refers to a server returning the HTTP 200 success code for a non-existent path while the actual content is a 'page not found' HTML notice page, causing status-code-based adoption statistics to be inflated.

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