| Used Operating Systems |
| 1 | 2842 | 31.91 | 2201 | 41.26 | +http://www.baidu.com/search/spider.html |
| 2 | 1002 | 11.25 | 76 | 1.42 | http://mj12bot.com/ |
| 3 | 797 | 8.95 | 244 | 4.57 | +http://www.bing.com/bingbot.htm |
| 4 | 692 | 7.77 | 433 | 8.12 | +http://www.google.com/bot.html |
| 5 | 374 | 4.20 | 102 | 1.91 | +http://www.linkdex.com/bots/ |
| 6 | 280 | 3.14 | 253 | 4.74 | Windows 2007 |
| 7 | 271 | 3.04 | 252 | 4.72 | Windows 9 |
| 8 | 269 | 3.02 | 238 | 4.46 | Windows 2008 |
| 9 | 269 | 3.02 | 249 | 4.67 | Windows 2002 |
| 10 | 263 | 2.95 | 238 | 4.46 | Windows 2003 |
| 11 | 256 | 2.87 | 232 | 4.35 | Windows 2004 |
| 12 | 243 | 2.73 | 123 | 2.31 | Windows NT |
| 13 | 240 | 2.70 | 215 | 4.03 | Windows 2006 |
| 14 | 230 | 2.58 | 206 | 3.86 | Windows 2005 |
| 15 | 206 | 2.31 | 64 | 1.20 | +http://yandex.com/bots |
| 16 | 195 | 2.19 | 11 | 0.21 | +http://napoveda.seznam.cz/en/seznambot-... |
| 17 | 78 | 0.88 | 69 | 1.29 | +http://www.uptime.com/uptimebot |
| 18 | 75 | 0.84 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 19 | 48 | 0.54 | 23 | 0.43 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 42 | 0.47 | 27 | 0.51 | +http://ahrefs.com/robot/ |
| 21 | 40 | 0.45 | 4 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 22 | 36 | 0.40 | 19 | 0.36 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 23 | 27 | 0.30 | 3 | 0.06 | +http://www.seokicks.de/robot.html |
| 24 | 22 | 0.25 | 5 | 0.09 | +http://siteexplorer.info/Backlink-Check... |
| 25 | 18 | 0.20 | 8 | 0.15 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 26 | 17 | 0.19 | 8 | 0.15 | +http://www.exabot.com/go/robot |
| 27 | 12 | 0.13 | 0 | 0.00 | +spider@seoscanners.net |
| 28 | 11 | 0.12 | 6 | 0.11 | http://www.opensiteexplorer.org/dotbot, ... |
| 29 | 11 | 0.12 | 4 | 0.07 | http://www.botje.com/plukkie.htm |
| 30 | 8 | 0.09 | 4 | 0.07 | +https://deusu.de/robot.html |
| 31 | 8 | 0.09 | 4 | 0.07 | Windows 98 |
| 32 | 7 | 0.08 | 6 | 0.11 | +info@netcraft.com |
| 33 | 4 | 0.04 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 34 | 2 | 0.02 | 1 | 0.02 | +http://www.proximic.com/info/spider.php |
| 35 | 2 | 0.02 | 2 | 0.04 | http://nmap.org/book/nse.html |
| 36 | 2 | 0.02 | 1 | 0.02 | +http://cliqz.com/company/cliqzbot |
| 37 | 2 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 38 | 2 | 0.02 | 2 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 39 | 1 | 0.01 | 1 | 0.02 | +http://glutenfreepleasure.com/ |
| 40 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
