| Used Operating Systems by Visits |
| 1 | 15458 | 53.58 | 10843 | 63.09 | +http://ahrefs.com/robot/ |
| 2 | 4067 | 14.10 | 3137 | 18.25 | +http://www.baidu.com/search/spider.html |
| 3 | 791 | 2.74 | 390 | 2.27 | +http://www.google.com/bot.html |
| 4 | 283 | 0.98 | 262 | 1.52 | Windows 2008 |
| 5 | 272 | 0.94 | 257 | 1.50 | Windows 2003 |
| 6 | 284 | 0.98 | 254 | 1.48 | Windows 2004 |
| 7 | 278 | 0.96 | 250 | 1.45 | Windows 2006 |
| 8 | 664 | 2.30 | 249 | 1.45 | +http://www.bing.com/bingbot.htm |
| 9 | 281 | 0.97 | 243 | 1.41 | Windows 9 |
| 10 | 259 | 0.90 | 237 | 1.38 | Windows 2007 |
| 11 | 242 | 0.84 | 222 | 1.29 | Windows 2002 |
| 12 | 241 | 0.84 | 219 | 1.27 | Windows 2005 |
| 13 | 221 | 0.77 | 183 | 1.06 | +http://www.linkdex.com/bots/ |
| 14 | 1048 | 3.63 | 181 | 1.05 | Windows NT |
| 15 | 4001 | 13.87 | 116 | 0.67 | http://mj12bot.com/ |
| 16 | 211 | 0.73 | 60 | 0.35 | +http://yandex.com/bots |
| 17 | 56 | 0.19 | 28 | 0.16 | +http://napoveda.seznam.cz/en/seznambot-... |
| 18 | 14 | 0.05 | 8 | 0.05 | +https://gimmeusa.com/crawler.html |
| 19 | 13 | 0.05 | 6 | 0.03 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 20 | 11 | 0.04 | 6 | 0.03 | +http://www.exabot.com/go/robot |
| 21 | 6 | 0.02 | 5 | 0.03 | +http://www.uptime.com/uptimebot |
| 22 | 5 | 0.02 | 4 | 0.02 | +info@netcraft.com |
| 23 | 6 | 0.02 | 3 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 8 | 0.03 | 3 | 0.02 | http://nmap.org/book/nse.html |
| 25 | 24 | 0.08 | 3 | 0.02 | +http://siteexplorer.info/Backlink-Check... |
| 26 | 30 | 0.10 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 27 | 2 | 0.01 | 2 | 0.01 | +http://pmoz.info/doc/botinfo.htm |
| 28 | 4 | 0.01 | 2 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 29 | 20 | 0.07 | 2 | 0.01 | +https://www.aihitdata.com/about |
| 30 | 18 | 0.06 | 2 | 0.01 | +http://www.seokicks.de/robot.html |
| 31 | 2 | 0.01 | 2 | 0.01 | X11 |
| 32 | 2 | 0.01 | 1 | 0.01 | +https://www.mojeek.com/bot.html |
| 33 | 1 | 0.00 | 1 | 0.01 | +http://www.google.com/bot.html,Yahoo! S... |
| 34 | 2 | 0.01 | 1 | 0.01 | http://www.businessseek.biz/ |
| 35 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 36 | 4 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 37 | 2 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 38 | 16 | 0.06 | 0 | 0.00 | +http://www.semrush.com/bot.html |
