| Used Operating Systems |
| 1 | 22987 | 35.47 | 196 | 1.93 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 13749 | 21.21 | 395 | 3.88 | +http://yandex.com/bots |
| 3 | 9997 | 15.42 | 7556 | 74.27 | +http://ahrefs.com/robot/ |
| 4 | 7848 | 12.11 | 50 | 0.49 | http://mj12bot.com/ |
| 5 | 4235 | 6.53 | 220 | 2.16 | Windows NT |
| 6 | 1494 | 2.31 | 206 | 2.02 | +http://www.semrush.com/bot.html |
| 7 | 1205 | 1.86 | 1048 | 10.30 | +http://www.baidu.com/search/spider.html |
| 8 | 982 | 1.52 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 9 | 565 | 0.87 | 77 | 0.76 | +http://www.bing.com/bingbot.htm |
| 10 | 485 | 0.75 | 92 | 0.90 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 371 | 0.57 | 99 | 0.97 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 349 | 0.54 | 114 | 1.12 | +http://www.google.com/bot.html |
| 13 | 136 | 0.21 | 41 | 0.40 | +http://www.linkdex.com/bots/ |
| 14 | 109 | 0.17 | 19 | 0.19 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 83 | 0.13 | 0 | 0.00 | +http://www.xovibot.net/ |
| 16 | 61 | 0.09 | 3 | 0.03 | Windows XP |
| 17 | 54 | 0.08 | 6 | 0.06 | +http://www.seokicks.de/robot.html |
| 18 | 37 | 0.06 | 16 | 0.16 | +http://www.exabot.com/go/robot |
| 19 | 14 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 20 | 12 | 0.02 | 6 | 0.06 | +http://www.uptime.com/uptimebot |
| 21 | 9 | 0.01 | 9 | 0.09 | Windows 95 |
| 22 | 8 | 0.01 | 2 | 0.02 | http://www.opensiteexplorer.org/dotbot, ... |
| 23 | 4 | 0.01 | 3 | 0.03 | +http://sur.ly/bot.html |
| 24 | 3 | 0.00 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 25 | 2 | 0.00 | 2 | 0.02 | Windows 2000 |
| 26 | 2 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 27 | 2 | 0.00 | 2 | 0.02 | Auto; Windows |
| 28 | 2 | 0.00 | 2 | 0.02 | Windows ME |
| 29 | 2 | 0.00 | 1 | 0.01 | Windows 98 |
| 30 | 2 | 0.00 | 2 | 0.02 | Macintosh |
| 31 | 1 | 0.00 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 32 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 33 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 34 | 1 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 35 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
