| Used Operating Systems |
| 1 | 37767 | 35.19 | 277 | 1.17 | http://mj12bot.com/ |
| 2 | 24209 | 22.56 | 2110 | 8.94 | Windows NT |
| 3 | 23235 | 21.65 | 14511 | 61.48 | +http://ahrefs.com/robot/ |
| 4 | 11231 | 10.47 | 439 | 1.86 | +http://yandex.com/bots |
| 5 | 6730 | 6.27 | 4680 | 19.83 | +http://www.baidu.com/search/spider.html |
| 6 | 1660 | 1.55 | 352 | 1.49 | +http://www.linkdex.com/bots/ |
| 7 | 556 | 0.52 | 164 | 0.69 | +http://www.google.com/bot.html |
| 8 | 419 | 0.39 | 205 | 0.87 | +http://www.bing.com/bingbot.htm |
| 9 | 306 | 0.29 | 248 | 1.05 | Windows 95 |
| 10 | 173 | 0.16 | 70 | 0.30 | Windows 98 |
| 11 | 154 | 0.14 | 29 | 0.12 | +http://www.semrush.com/bot.html |
| 12 | 152 | 0.14 | 45 | 0.19 | +http://napoveda.seznam.cz/en/seznambot-... |
| 13 | 66 | 0.06 | 54 | 0.23 | Windows 2000 |
| 14 | 63 | 0.06 | 20 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 59 | 0.05 | 55 | 0.23 | +http://www.uptime.com/uptimebot |
| 16 | 55 | 0.05 | 50 | 0.21 | MSIE 5.5; Windows NT 4.0 |
| 17 | 54 | 0.05 | 44 | 0.19 | ) - BrowseX (2.0.0 Windows |
| 18 | 46 | 0.04 | 38 | 0.16 | Auto; Windows |
| 19 | 46 | 0.04 | 12 | 0.05 | Windows XP |
| 20 | 45 | 0.04 | 37 | 0.16 | Windows ME |
| 21 | 43 | 0.04 | 39 | 0.17 | MSIE 5.5; Windows NT 5.0 |
| 22 | 36 | 0.03 | 31 | 0.13 | Windows CE |
| 23 | 32 | 0.03 | 9 | 0.04 | +http://sur.ly/bot.html |
| 24 | 32 | 0.03 | 29 | 0.12 | Windows 3.1 |
| 25 | 29 | 0.03 | 3 | 0.01 | http://nmap.org/book/nse.html |
| 26 | 26 | 0.02 | 13 | 0.06 | +http://filterdb.iss.net/crawler/ |
| 27 | 16 | 0.01 | 7 | 0.03 | +http://www.exabot.com/go/robot |
| 28 | 12 | 0.01 | 6 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 29 | 12 | 0.01 | 4 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 30 | 8 | 0.01 | 1 | 0.00 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 31 | 8 | 0.01 | 4 | 0.02 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 32 | 8 | 0.01 | 4 | 0.02 | +http://www.seokicks.de/robot.html |
| 33 | 4 | 0.00 | 2 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 34 | 4 | 0.00 | 2 | 0.01 | +http://duckduckgo.com |
| 35 | 3 | 0.00 | 1 | 0.00 | J2ME/MIDP |
| 36 | 2 | 0.00 | 1 | 0.00 | support.orangebot@orange.com |
| 37 | 2 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 38 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 39 | 2 | 0.00 | 2 | 0.01 | +http://megaindex.com/crawler |
| 40 | 1 | 0.00 | 1 | 0.00 | +http://www.google.com/bot.html,Yahoo! S... |
| 41 | 1 | 0.00 | 1 | 0.00 | +http://glutenfreepleasure.com/ |
| 42 | 1 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.6 |
