An http header field that identifies the browser and operating system.
An http header field that identifies the browser and operating system.
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9 years, 6 months ago |
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7 years, 11 months ago |
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Does the user agent in any regular browser contain 'bot' or 'crawl'?Was user-agent identification used for some scripting attack techique?
Can I block requests that have no user agent because they cause 404 errors?
Combine user-agents in robots.txt
Should I block bots from my site and why?
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