| Used Operating Systems |
| 1 | 23470 | 38.91 | 483 | 6.95 | Windows NT |
| 2 | 18811 | 31.19 | 4620 | 66.47 | +http://ahrefs.com/robot/ |
| 3 | 5018 | 8.32 | 56 | 0.81 | http://mj12bot.com/ |
| 4 | 2691 | 4.46 | 274 | 3.94 | +http://www.bing.com/bingbot.htm |
| 5 | 2099 | 3.48 | 6 | 0.09 | +http://napoveda.seznam.cz/en/seznambot-... |
| 6 | 1564 | 2.59 | 61 | 0.88 | +http://yandex.com/bots |
| 7 | 1337 | 2.22 | 879 | 12.65 | +http://www.baidu.com/search/spider.html |
| 8 | 1239 | 2.05 | 149 | 2.14 | +http://www.google.com/bot.html |
| 9 | 946 | 1.57 | 12 | 0.17 | +http://www.semrush.com/bot.html |
| 10 | 879 | 1.46 | 2 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 656 | 1.09 | 7 | 0.10 | +http://webmeup-crawler.com/ |
| 12 | 396 | 0.66 | 246 | 3.54 | Intel Mac OS X 10.6 |
| 13 | 384 | 0.64 | 24 | 0.35 | +http://siteexplorer.info/Backlink-Check... |
| 14 | 226 | 0.37 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 15 | 172 | 0.29 | 35 | 0.50 | +http://help.coccoc.com/searchengine |
| 16 | 152 | 0.25 | 51 | 0.73 | +http://www.linkdex.com/bots/ |
| 17 | 112 | 0.19 | 1 | 0.01 | +http://megaindex.com/crawler |
| 18 | 35 | 0.06 | 8 | 0.12 | Windows 95 |
| 19 | 22 | 0.04 | 5 | 0.07 | +http://www.exabot.com/go/robot |
| 20 | 19 | 0.03 | 4 | 0.06 | Windows XP |
| 21 | 16 | 0.03 | 2 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 22 | 12 | 0.02 | 4 | 0.06 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 23 | 10 | 0.02 | 1 | 0.01 | Windows 98 |
| 24 | 8 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 25 | 5 | 0.01 | 3 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 26 | 4 | 0.01 | 0 | 0.00 | Windows CE |
| 27 | 4 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 28 | 4 | 0.01 | 2 | 0.03 | Intel Mac OS X 10.4 |
| 29 | 4 | 0.01 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 30 | 3 | 0.00 | 2 | 0.03 | Windows 2000 |
| 31 | 3 | 0.00 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 32 | 2 | 0.00 | 2 | 0.03 | Auto; Windows |
| 33 | 2 | 0.00 | 2 | 0.03 | BlackBerry 3.2 |
| 34 | 2 | 0.00 | 0 | 0.00 | +http://www.uptime.com/uptimebot |
| 35 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.5 |
| 36 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 37 | 1 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 38 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
