Analyse @JohnMu's tweets
@JohnMu
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If you run a hosting service, and have a "you might be a bot" interstitial, make sure it uses a non-200 HTTP result code (perhaps 503), and that it doesn't have a noindex on it. Serving a noindex+200 will result in pages being dropped from search, if search engines see it. https://t.co/LFGQcq2dzf