| Used Operating Systems |
| 1 | 69898 | 59.51 | 521 | 5.76 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 25974 | 22.11 | 952 | 10.52 | Windows NT |
| 3 | 17351 | 14.77 | 5929 | 65.50 | +http://ahrefs.com/robot/ |
| 4 | 1492 | 1.27 | 253 | 2.79 | +http://www.linkdex.com/bots/ |
| 5 | 895 | 0.76 | 234 | 2.59 | +http://www.bing.com/bingbot.htm |
| 6 | 778 | 0.66 | 681 | 7.52 | +http://www.baidu.com/search/spider.html |
| 7 | 491 | 0.42 | 136 | 1.50 | +http://www.google.com/bot.html |
| 8 | 337 | 0.29 | 282 | 3.12 | +http://www.xovibot.net/ |
| 9 | 82 | 0.07 | 32 | 0.35 | +http://yandex.com/bots |
| 10 | 70 | 0.06 | 9 | 0.10 | Windows 98 |
| 11 | 44 | 0.04 | 2 | 0.02 | +https://www.aihitdata.com/about |
| 12 | 24 | 0.02 | 5 | 0.06 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 10 | 0.01 | 5 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 4 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 15 | 4 | 0.00 | 0 | 0.00 | X11 |
| 16 | 2 | 0.00 | 2 | 0.02 | Windows 95 |
| 17 | 2 | 0.00 | 2 | 0.02 | Windows 3.1 |
| 18 | 2 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 19 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 20 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
| 21 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
