Tag Archives: useragent

“mozilla/5.0 (windows nt” “opera/9.80 (windows nt”

”mozilla/5.0 (windows nt” “opera/9.80 (windows nt” is part of a user agent string that you may see in your access logs. Part of that string (it is not complete) is listed in the Most Common User Agents It is possible that this user agent string is a bot – it seem to refer to Windows XP and very frequently Windows XP useragents, especially IE6, are bots. Here are two very common BOT useragents that are similar to the “mozilla/5.0 (windows nt” “opera/9.80 (windows nt” string: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; MRA 5.8 (build 4157); .NET CLR 2.0.50727; AskTbPTV/5.11.3.15590) And also: Opera/9.80 (Windows NT 5.1; U; en) Presto/2.10.289 Version/12.01 If you have a browser that has a console (like google chrome) you can type navigator.userAgent to see what your browser’s useragent is:

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What are the different Google Bot User Agents?

There are several Googlebots with different User-agents. Here is a short list of what they are, and what they are used for: Googlebot : crawls pages for our web index and Google News Googlebot-Mobile : crawls pages for our mobile index Googlebot-Image : crawls pages for our image index Mediapartners-Google : crawls pages to determine AdSense content Adsbot-Google : crawls pages to measure AdWords landing page quality

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