Reading AI Crawler Logs Past the Hit Count: 304s, Re-validation and What a Crawl Spike Really Means
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Split the log by status code before you read the total. A crawl spike made mostly of 304 Not Modified responses is a crawler re-validating pages it already holds; a spike of 200 s on URLs it has never fetched is discovery. RFC 9110 defines the difference precisely, and it changes what you should do…
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- 2026-08-30 04:46 · DEV Community — Machine Learning
Reading AI Crawler Logs Past the Hit Count: 304s, Re-validation and What a Crawl Spike Really Means