| Used Operating Systems |
| 1 | 66380 | 73.66 | 671 | 6.46 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 12256 | 13.60 | 7478 | 72.02 | +http://ahrefs.com/robot/ |
| 3 | 6350 | 7.05 | 537 | 5.17 | Windows NT |
| 4 | 1625 | 1.80 | 317 | 3.05 | +http://www.linkdex.com/bots/ |
| 5 | 1443 | 1.60 | 206 | 1.98 | +http://www.bing.com/bingbot.htm |
| 6 | 743 | 0.82 | 632 | 6.09 | +http://www.baidu.com/search/spider.html |
| 7 | 693 | 0.77 | 171 | 1.65 | +http://www.google.com/bot.html |
| 8 | 293 | 0.33 | 254 | 2.45 | +http://www.xovibot.net/ |
| 9 | 165 | 0.18 | 86 | 0.83 | +http://yandex.com/bots |
| 10 | 58 | 0.06 | 15 | 0.14 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 44 | 0.05 | 2 | 0.02 | +https://www.aihitdata.com/about |
| 12 | 24 | 0.03 | 2 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 13 | 11 | 0.01 | 1 | 0.01 | crawler@mixrank.com |
| 14 | 6 | 0.01 | 0 | 0.00 | Windows 98 |
| 15 | 4 | 0.00 | 2 | 0.02 | http://www.botje.com/plukkie.htm |
| 16 | 4 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 17 | 4 | 0.00 | 2 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 18 | 2 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 19 | 2 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 20 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 21 | 1 | 0.00 | 1 | 0.01 | Windows XP |
| 22 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 23 | 1 | 0.00 | 0 | 0.00 | X11 |
