| Used Operating Systems |
| 1 | 10321 | 24.14 | 70 | 0.98 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 8567 | 20.04 | 109 | 1.52 | +http://ahrefs.com/robot/ |
| 3 | 7115 | 16.64 | 2307 | 32.25 | Windows NT |
| 4 | 6439 | 15.06 | 1 | 0.01 | +http://megaindex.com/crawler |
| 5 | 3275 | 7.66 | 2917 | 40.77 | +http://www.baidu.com/search/spider.html |
| 6 | 2238 | 5.24 | 657 | 9.18 | +http://www.xovibot.net/ |
| 7 | 1734 | 4.06 | 4 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 8 | 1260 | 2.95 | 297 | 4.15 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 463 | 1.08 | 196 | 2.74 | +http://www.google.com/bot.html |
| 10 | 329 | 0.77 | 102 | 1.43 | +http://www.linkdex.com/bots/ |
| 11 | 278 | 0.65 | 144 | 2.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 183 | 0.43 | 97 | 1.36 | +http://www.bing.com/bingbot.htm |
| 13 | 177 | 0.41 | 76 | 1.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 150 | 0.35 | 88 | 1.23 | +http://yandex.com/bots |
| 15 | 34 | 0.08 | 20 | 0.28 | Linux i686 [unknown version] |
| 16 | 29 | 0.07 | 10 | 0.14 | Windows XP |
| 17 | 24 | 0.06 | 12 | 0.17 | +http://www.exabot.com/go/robot |
| 18 | 18 | 0.04 | 8 | 0.11 | Windows 95 |
| 19 | 18 | 0.04 | 5 | 0.07 | Windows 98 |
| 20 | 17 | 0.04 | 2 | 0.03 | X11 |
| 21 | 14 | 0.03 | 2 | 0.03 | http://filterdb.iss.net/crawler/ |
| 22 | 13 | 0.03 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 23 | 8 | 0.02 | 1 | 0.01 | Android 2.3.5 |
| 24 | 8 | 0.02 | 8 | 0.11 | Linux i586 [unknown version] |
| 25 | 4 | 0.01 | 2 | 0.03 | +http://sur.ly/bot.html |
| 26 | 4 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 27 | 4 | 0.01 | 2 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 3 | 0.01 | 2 | 0.03 | Windows CE |
| 29 | 3 | 0.01 | 1 | 0.01 | Auto; Windows |
| 30 | 3 | 0.01 | 3 | 0.04 | Linux [unknown version] |
| 31 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 32 | 2 | 0.00 | 1 | 0.01 | support.orangebot@orange.com |
| 33 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 34 | 2 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 35 | 2 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 36 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 37 | 1 | 0.00 | 1 | 0.01 | Windows 9x |
| 38 | 1 | 0.00 | 1 | 0.01 | Trident/6.0; Windows NT 4.1; IEMB3; Avan... |
| 39 | 1 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
