| Used Operating Systems |
| 1 | 3857 | 29.41 | 844 | 22.03 | Windows NT |
| 2 | 2659 | 20.28 | 51 | 1.33 | http://mj12bot.com/ |
| 3 | 1759 | 13.41 | 1612 | 42.08 | +http://www.baidu.com/search/spider.html |
| 4 | 1558 | 11.88 | 421 | 10.99 | +http://www.bing.com/bingbot.htm |
| 5 | 958 | 7.31 | 458 | 11.96 | +http://www.google.com/bot.html |
| 6 | 849 | 6.47 | 13 | 0.34 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 267 | 2.04 | 87 | 2.27 | +http://ahrefs.com/robot/ |
| 8 | 265 | 2.02 | 57 | 1.49 | +http://yandex.com/bots |
| 9 | 193 | 1.47 | 74 | 1.93 | +http://www.linkdex.com/bots/ |
| 10 | 191 | 1.46 | 13 | 0.34 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 65 | 0.50 | 3 | 0.08 | +http://www.semrush.com/bot.html |
| 12 | 62 | 0.47 | 19 | 0.50 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 48 | 0.37 | 3 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 14 | 45 | 0.34 | 35 | 0.91 | Windows 95 |
| 15 | 41 | 0.31 | 17 | 0.44 | Windows XP |
| 16 | 36 | 0.27 | 26 | 0.68 | Windows 98 |
| 17 | 28 | 0.21 | 2 | 0.05 | Linux i586 [unknown version] |
| 18 | 24 | 0.18 | 11 | 0.29 | Auto; Windows |
| 19 | 24 | 0.18 | 11 | 0.29 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 24 | 0.18 | 4 | 0.10 | +http://www.profound.net/domainappender |
| 21 | 19 | 0.14 | 1 | 0.03 | +https://www.aihitdata.com/about |
| 22 | 16 | 0.12 | 6 | 0.16 | Windows 2000 |
| 23 | 16 | 0.12 | 7 | 0.18 | ) - BrowseX (2.0.0 Windows |
| 24 | 15 | 0.11 | 1 | 0.03 | https://www.dataprovider.com/spider/ |
| 25 | 15 | 0.11 | 1 | 0.03 | +http://megaindex.com/crawler |
| 26 | 15 | 0.11 | 7 | 0.18 | +http://www.exabot.com/go/robot |
| 27 | 11 | 0.08 | 7 | 0.18 | Windows CE |
| 28 | 11 | 0.08 | 8 | 0.21 | Windows 3.1 |
| 29 | 11 | 0.08 | 8 | 0.21 | MSIE 5.5; Windows NT 5.0 |
| 30 | 10 | 0.08 | 10 | 0.26 | MSIE 5.5; Windows NT 4.0 |
| 31 | 6 | 0.05 | 5 | 0.13 | Windows ME |
| 32 | 4 | 0.03 | 2 | 0.05 | +http://sur.ly/bot.html |
| 33 | 4 | 0.03 | 2 | 0.05 | +info@netcraft.com |
| 34 | 4 | 0.03 | 2 | 0.05 | +http://duckduckgo.com |
| 35 | 2 | 0.02 | 2 | 0.05 | http://nmap.org/book/nse.html |
| 36 | 1 | 0.01 | 1 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
