| Used Operating Systems |
| 1 | 30604 | 61.94 | 353 | 12.24 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 7248 | 14.67 | 306 | 10.61 | +http://yandex.com/bots |
| 3 | 5050 | 10.22 | 584 | 20.25 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 3038 | 6.15 | 932 | 32.32 | +http://www.baidu.com/search/spider.html |
| 5 | 1978 | 4.00 | 338 | 11.72 | Windows NT |
| 6 | 508 | 1.03 | 107 | 3.71 | +http://www.linkdex.com/bots/ |
| 7 | 292 | 0.59 | 69 | 2.39 | +http://www.google.com/bot.html |
| 8 | 201 | 0.41 | 6 | 0.21 | +http://www.bing.com/bingbot.htm |
| 9 | 155 | 0.31 | 87 | 3.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 78 | 0.16 | 0 | 0.00 | Crawler; +http://www.google.com/bot.html |
| 11 | 36 | 0.07 | 4 | 0.14 | +http://siteexplorer.info/ |
| 12 | 30 | 0.06 | 22 | 0.76 | Windows 95 |
| 13 | 30 | 0.06 | 16 | 0.55 | Windows 98 |
| 14 | 21 | 0.04 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 15 | 16 | 0.03 | 0 | 0.00 | +https://teeraid.com/bot/ |
| 16 | 16 | 0.03 | 2 | 0.07 | +http://www.exabot.com/go/robot |
| 17 | 12 | 0.02 | 0 | 0.00 | +http://OpenLinkProfiler.org/bot |
| 18 | 12 | 0.02 | 6 | 0.21 | +http://napoveda.seznam.cz/en/seznambot-... |
| 19 | 10 | 0.02 | 9 | 0.31 | Windows CE |
| 20 | 10 | 0.02 | 0 | 0.00 | +https://www.dataprovider.com/ |
| 21 | 8 | 0.02 | 8 | 0.28 | Windows 3.1 |
| 22 | 7 | 0.01 | 7 | 0.24 | Windows XP |
| 23 | 6 | 0.01 | 6 | 0.21 | Windows ME |
| 24 | 6 | 0.01 | 0 | 0.00 | +info@netcraft.com |
| 25 | 5 | 0.01 | 5 | 0.17 | Windows 2000 |
| 26 | 5 | 0.01 | 5 | 0.17 | MSIE 5.5; Windows NT 5.0 |
| 27 | 4 | 0.01 | 0 | 0.00 | http://nmap.org/book/nse.html |
| 28 | 4 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 29 | 3 | 0.01 | 3 | 0.10 | Auto; Windows |
| 30 | 3 | 0.01 | 3 | 0.10 | ) - BrowseX (2.0.0 Windows |
| 31 | 3 | 0.01 | 3 | 0.10 | MSIE 5.5; Windows NT 4.0 |
| 32 | 2 | 0.00 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 33 | 2 | 0.00 | 1 | 0.03 | Windows A5 |
| 34 | 2 | 0.00 | 1 | 0.03 | Windows 76 |
| 35 | 1 | 0.00 | 1 | 0.03 | Windows 763 |
| 36 | 1 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
