| Used Operating Systems |
| 1 | 10852 | 81.04 | 195 | 16.84 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 988 | 7.38 | 104 | 8.98 | +http://www.bing.com/bingbot.htm |
| 3 | 421 | 3.14 | 345 | 29.79 | +http://www.baidu.com/search/spider.html |
| 4 | 292 | 2.18 | 116 | 10.02 | +http://www.semrush.com/bot.html |
| 5 | 238 | 1.78 | 139 | 12.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 6 | 194 | 1.45 | 76 | 6.56 | +http://www.google.com/bot.html |
| 7 | 100 | 0.75 | 51 | 4.40 | Windows NT |
| 8 | 92 | 0.69 | 48 | 4.15 | +http://ahrefs.com/robot/ |
| 9 | 72 | 0.54 | 22 | 1.90 | +http://yandex.com/bots |
| 10 | 37 | 0.28 | 16 | 1.38 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 20 | 0.15 | 10 | 0.86 | http://yooz.ir; info@yooz.ir |
| 12 | 20 | 0.15 | 1 | 0.09 | +http://webmeup-crawler.com/ |
| 13 | 14 | 0.10 | 7 | 0.60 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 12 | 0.09 | 6 | 0.52 | support.orangebot@orange.com |
| 15 | 11 | 0.08 | 4 | 0.35 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 9 | 0.07 | 9 | 0.78 | +http://megaindex.com/crawler |
| 17 | 6 | 0.04 | 2 | 0.17 | +http://OpenLinkProfiler.org/bot |
| 18 | 4 | 0.03 | 2 | 0.17 | Windows 95 |
| 19 | 4 | 0.03 | 1 | 0.09 | +http://www.findxbot.com |
| 20 | 2 | 0.01 | 2 | 0.17 | +http://www.seograph.net/bot.html |
| 21 | 2 | 0.01 | 1 | 0.09 | +http://www.xovibot.net/ |
| 22 | 1 | 0.01 | 1 | 0.09 | +info@netcraft.com |
