| Used Operating Systems |
| 1 | 13442 | 61.84 | 437 | 10.52 | +http://yandex.com/bots |
| 2 | 2215 | 10.19 | 799 | 19.24 | Windows NT |
| 3 | 2050 | 9.43 | 1786 | 43.01 | +http://www.baidu.com/search/spider.html |
| 4 | 1198 | 5.51 | 321 | 7.73 | +http://www.bing.com/bingbot.htm |
| 5 | 1010 | 4.65 | 195 | 4.70 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 569 | 2.62 | 211 | 5.08 | +http://www.google.com/bot.html |
| 7 | 219 | 1.01 | 125 | 3.01 | +http://www.uptime.com/uptimebot |
| 8 | 177 | 0.81 | 44 | 1.06 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 124 | 0.57 | 21 | 0.51 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 122 | 0.56 | 15 | 0.36 | +http://ahrefs.com/robot/ |
| 11 | 96 | 0.44 | 30 | 0.72 | Windows XP |
| 12 | 76 | 0.35 | 39 | 0.94 | Windows 95 |
| 13 | 76 | 0.35 | 31 | 0.75 | Windows 98 |
| 14 | 57 | 0.26 | 14 | 0.34 | +http://www.semrush.com/bot.html |
| 15 | 48 | 0.22 | 4 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 16 | 40 | 0.18 | 16 | 0.39 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 35 | 0.16 | 13 | 0.31 | Windows CE |
| 18 | 24 | 0.11 | 3 | 0.07 | +http://www.seokicks.de/robot.html |
| 19 | 24 | 0.11 | 2 | 0.05 | +https://www.dataprovider.com/ |
| 20 | 18 | 0.08 | 5 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 21 | 16 | 0.07 | 1 | 0.02 | +https://www.aihitdata.com/about |
| 22 | 15 | 0.07 | 8 | 0.19 | Auto; Windows |
| 23 | 15 | 0.07 | 4 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 24 | 12 | 0.06 | 6 | 0.14 | Windows 3.1 |
| 25 | 11 | 0.05 | 1 | 0.02 | crawler@mixrank.com |
| 26 | 11 | 0.05 | 6 | 0.14 | Windows ME |
| 27 | 10 | 0.05 | 1 | 0.02 | Linux i686 [unknown version] |
| 28 | 8 | 0.04 | 4 | 0.10 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 29 | 6 | 0.03 | 3 | 0.07 | +http://duckduckgo.com |
| 30 | 4 | 0.02 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 31 | 2 | 0.01 | 2 | 0.05 | http://nmap.org/book/nse.html |
| 32 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 33 | 2 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 34 | 2 | 0.01 | 1 | 0.02 | +http://www.exabot.com/go/robot |
| 35 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
| 36 | 1 | 0.00 | 1 | 0.02 | OSF1 V5.1 alpha |
