| Used Operating Systems |
| 1 | 25513 | 25.08 | 21412 | 76.12 | +http://ahrefs.com/robot/ |
| 2 | 23150 | 22.75 | 213 | 0.76 | http://mj12bot.com/ |
| 3 | 14840 | 14.59 | 453 | 1.61 | +http://yandex.com/bots |
| 4 | 10654 | 10.47 | 711 | 2.53 | Windows NT |
| 5 | 10379 | 10.20 | 547 | 1.94 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 6671 | 6.56 | 1 | 0.00 | +http://megaindex.com/crawler |
| 7 | 3831 | 3.77 | 3364 | 11.96 | +http://www.baidu.com/search/spider.html |
| 8 | 1960 | 1.93 | 703 | 2.50 | +http://www.google.com/bot.html |
| 9 | 1826 | 1.79 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 10 | 1075 | 1.06 | 274 | 0.97 | +http://www.linkdex.com/bots/ |
| 11 | 856 | 0.84 | 229 | 0.81 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 250 | 0.25 | 1 | 0.00 | Linux [unknown version] |
| 13 | 205 | 0.20 | 101 | 0.36 | +http://www.bing.com/bingbot.htm |
| 14 | 202 | 0.20 | 3 | 0.01 | +http://www.semrush.com/bot.html |
| 15 | 73 | 0.07 | 19 | 0.07 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 54 | 0.05 | 22 | 0.08 | +http://www.exabot.com/go/robot |
| 17 | 35 | 0.03 | 13 | 0.05 | Windows XP |
| 18 | 29 | 0.03 | 4 | 0.01 | +http://www.findxbot.com |
| 19 | 26 | 0.03 | 6 | 0.02 | +http://siteexplorer.info/Backlink-Check... |
| 20 | 22 | 0.02 | 9 | 0.03 | Windows 98 |
| 21 | 20 | 0.02 | 20 | 0.07 | +http://www.uptime.com/uptimebot |
| 22 | 18 | 0.02 | 10 | 0.04 | Windows 95 |
| 23 | 18 | 0.02 | 2 | 0.01 | +http://www.seokicks.de/robot.html |
| 24 | 7 | 0.01 | 1 | 0.00 | http://filterdb.iss.net/crawler/ |
| 25 | 6 | 0.01 | 4 | 0.01 | +http://sur.ly/bot.html |
| 26 | 4 | 0.00 | 1 | 0.00 | Windows 3.1 |
| 27 | 3 | 0.00 | 1 | 0.00 | Windows CE |
| 28 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 29 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 30 | 2 | 0.00 | 2 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 31 | 1 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 32 | 1 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
