| Used Operating Systems |
| 1 | 16726 | 35.36 | 142 | 2.73 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 10166 | 21.49 | 1352 | 26.03 | Windows NT |
| 3 | 10064 | 21.27 | 456 | 8.78 | +http://ahrefs.com/robot/ |
| 4 | 2880 | 6.09 | 167 | 3.22 | +http://www.bing.com/bingbot.htm |
| 5 | 2321 | 4.91 | 801 | 15.42 | +http://www.google.com/bot.html |
| 6 | 2068 | 4.37 | 1957 | 37.68 | +http://www.baidu.com/search/spider.html |
| 7 | 1429 | 3.02 | 97 | 1.87 | +http://yandex.com/bots |
| 8 | 1001 | 2.12 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 9 | 255 | 0.54 | 80 | 1.54 | +http://www.linkdex.com/bots/ |
| 10 | 174 | 0.37 | 56 | 1.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 110 | 0.23 | 32 | 0.62 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 16 | 0.03 | 7 | 0.13 | Windows 98 |
| 13 | 14 | 0.03 | 14 | 0.27 | Windows 95 |
| 14 | 13 | 0.03 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 15 | 12 | 0.03 | 5 | 0.10 | +http://help.coccoc.com/ |
| 16 | 11 | 0.02 | 2 | 0.04 | +http://sur.ly/bot.html |
| 17 | 10 | 0.02 | 2 | 0.04 | http://filterdb.iss.net/crawler/ |
| 18 | 5 | 0.01 | 0 | 0.00 | Linux [unknown version] |
| 19 | 4 | 0.01 | 4 | 0.08 | Windows CE |
| 20 | 4 | 0.01 | 3 | 0.06 | Windows 3.1 |
| 21 | 3 | 0.01 | 1 | 0.02 | Windows XP |
| 22 | 3 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 23 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 24 | 2 | 0.00 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 25 | 2 | 0.00 | 2 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 26 | 2 | 0.00 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 27 | 2 | 0.00 | 1 | 0.02 | +http://duckduckgo.com |
| 28 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 29 | 1 | 0.00 | 1 | 0.02 | +http://www.privacyaware.org |
| 30 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 31 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 32 | 1 | 0.00 | 1 | 0.02 | +http://www.semrush.com/bot.html |
| 33 | 1 | 0.00 | 1 | 0.02 | Windows ME |
