Unverified50% confidenceDecision RuleExact time
You can compare the status codes returned by curl when requesting the homepage with a Mozilla browser user agent versus an OAI-SearchBot user agent to determine whether server behavior is consistent with robots.txt: a browser getting 200 and a crawler getting 403 indicates that a CDN or WAF layer rule is at work.
1
Sources
50%
Confidence
Long-term
Relevance
10/15/2026
First Seen
Sources
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