Browsershots respects the robots.txt standard. If you want, you can explicitly allow Browsershots by adding a section like this to the robots.txt file on your server:
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URL shortening service %(domain)s is disallowed.
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All Platforms
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It is a free open-source online web application providing developers a convenient way to test their website's browser compatibility in one place.
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Please don't change above link text or alt text but you may add additional text to the link if you like.
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Browsershots tests your website's compatability on different browsers by taking screenshots of your web pages rendered by real browsers on different operating systems.
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The page you requested is not found on our server. The page may have been moved, or it could have been mistyped. If the issue persists please <a href="/contact">send us a message</a>.
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Sorry, a link to Browsershots.org is found but the link text or alt text is incorrect. Please change it and try again.
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Link page should be on domain %(domain)s
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Add browsers with fewer running instances or with large number of pending requests first in order to optimize overall waiting time for all browsers.