| Used Operating Systems (30 / 32) [show full report] |
| 1 | 34058 | 84.96 | 335 | 17.29 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1600 | 3.99 | 567 | 29.27 | Windows NT |
| 3 | 1040 | 2.59 | 7 | 0.36 | +http://www.warebay.com/bot.html |
| 4 | 500 | 1.25 | 2 | 0.10 | Linux [unknown version] |
| 5 | 461 | 1.15 | 154 | 7.95 | +http://yandex.com/bots |
| 6 | 412 | 1.03 | 344 | 17.76 | +http://www.baidu.com/search/spider.html |
| 7 | 346 | 0.86 | 89 | 4.59 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 318 | 0.79 | 8 | 0.41 | +http://OpenLinkProfiler.org/bot |
| 9 | 266 | 0.66 | 84 | 4.34 | +http://www.bing.com/bingbot.htm |
| 10 | 261 | 0.65 | 62 | 3.20 | +http://ahrefs.com/robot/ |
| 11 | 199 | 0.50 | 73 | 3.77 | +http://www.google.com/bot.html |
| 12 | 134 | 0.33 | 39 | 2.01 | +http://www.linkdex.com/bots/ |
| 13 | 68 | 0.17 | 28 | 1.45 | +http://www.exabot.com/go/robot |
| 14 | 60 | 0.15 | 20 | 1.03 | +http://www.profound.net/domainappender |
| 15 | 55 | 0.14 | 22 | 1.14 | Windows 95 |
| 16 | 50 | 0.12 | 15 | 0.77 | Windows 98 |
| 17 | 48 | 0.12 | 14 | 0.72 | http://www.opensiteexplorer.org/dotbot, ... |
| 18 | 36 | 0.09 | 17 | 0.88 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 26 | 0.06 | 10 | 0.52 | MSIE 5.5; Windows NT 4.0 |
| 20 | 24 | 0.06 | 2 | 0.10 | +http://filterdb.iss.net/crawler/ |
| 21 | 23 | 0.06 | 9 | 0.46 | Auto; Windows |
| 22 | 20 | 0.05 | 10 | 0.52 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 12 | 0.03 | 4 | 0.21 | Windows CE |
| 24 | 12 | 0.03 | 4 | 0.21 | Windows ME |
| 25 | 12 | 0.03 | 4 | 0.21 | Windows 3.1 |
| 26 | 10 | 0.02 | 4 | 0.21 | Windows 2000 |
| 27 | 10 | 0.02 | 2 | 0.10 | Windows XP |
| 28 | 8 | 0.02 | 2 | 0.10 | +http://www.semrush.com/bot.html |
| 29 | 6 | 0.01 | 2 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 30 | 6 | 0.01 | 1 | 0.05 | X11 |
