| Used Operating Systems |
| 1 | 16730 | 30.70 | 712 | 6.36 | +spider@seoscanners.net |
| 2 | 12406 | 22.77 | 9302 | 83.08 | +http://ahrefs.com/robot/ |
| 3 | 10082 | 18.50 | 100 | 0.89 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 5537 | 10.16 | 52 | 0.46 | http://mj12bot.com/ |
| 5 | 3195 | 5.86 | 1 | 0.01 | +http://megaindex.com/crawler |
| 6 | 2812 | 5.16 | 206 | 1.84 | Windows NT |
| 7 | 1325 | 2.43 | 177 | 1.58 | +http://www.bing.com/bingbot.htm |
| 8 | 1160 | 2.13 | 285 | 2.55 | +http://www.google.com/bot.html |
| 9 | 260 | 0.48 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 10 | 252 | 0.46 | 145 | 1.30 | +http://www.baidu.com/search/spider.html |
| 11 | 225 | 0.41 | 47 | 0.42 | +http://yandex.com/bots |
| 12 | 209 | 0.38 | 58 | 0.52 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 123 | 0.23 | 46 | 0.41 | +http://www.linkdex.com/bots/ |
| 14 | 75 | 0.14 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 15 | 22 | 0.04 | 2 | 0.02 | crawler@mixrank.com |
| 16 | 19 | 0.03 | 10 | 0.09 | +http://www.exabot.com/go/robot |
| 17 | 13 | 0.02 | 13 | 0.12 | Windows 95 |
| 18 | 10 | 0.02 | 5 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 7 | 0.01 | 7 | 0.06 | Windows 98 |
| 20 | 4 | 0.01 | 4 | 0.04 | Windows 3.1 |
| 21 | 4 | 0.01 | 4 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 22 | 4 | 0.01 | 4 | 0.04 | +info@netcraft.com |
| 23 | 4 | 0.01 | 4 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 24 | 4 | 0.01 | 2 | 0.02 | +http://duckduckgo.com |
| 25 | 2 | 0.00 | 2 | 0.02 | Windows 2000 |
| 26 | 2 | 0.00 | 2 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 27 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 28 | 1 | 0.00 | 1 | 0.01 | Auto; Windows |
| 29 | 1 | 0.00 | 1 | 0.01 | Windows XP |
| 30 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 31 | 1 | 0.00 | 1 | 0.01 | Dyatel; +http://yandex.com/bots |
