| Used Operating Systems |
| 1 | 2516 | 32.57 | 2026 | 62.34 | +http://www.baidu.com/search/spider.html |
| 2 | 1426 | 18.46 | 392 | 12.06 | Windows NT |
| 3 | 1339 | 17.33 | 222 | 6.83 | +http://www.google.com/bot.html |
| 4 | 870 | 11.26 | 304 | 9.35 | +http://www.bing.com/bingbot.htm |
| 5 | 397 | 5.14 | 139 | 4.28 | +http://ahrefs.com/robot/ |
| 6 | 289 | 3.74 | 23 | 0.71 | +http://yandex.com/bots |
| 7 | 203 | 2.63 | 19 | 0.58 | +http://napoveda.seznam.cz/en/seznambot-... |
| 8 | 184 | 2.38 | 4 | 0.12 | +http://webmeup-crawler.com/ |
| 9 | 96 | 1.24 | 11 | 0.34 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 89 | 1.15 | 7 | 0.22 | +http://www.semrush.com/bot.html |
| 11 | 47 | 0.61 | 8 | 0.25 | http://mj12bot.com/ |
| 12 | 37 | 0.48 | 7 | 0.22 | +http://siteexplorer.info/Backlink-Check... |
| 13 | 36 | 0.47 | 3 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 14 | 32 | 0.41 | 10 | 0.31 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 24 | 0.31 | 3 | 0.09 | +http://www.seokicks.de/robot.html |
| 16 | 21 | 0.27 | 20 | 0.62 | Windows 95 |
| 17 | 16 | 0.21 | 1 | 0.03 | +https://www.aihitdata.com/about |
| 18 | 15 | 0.19 | 3 | 0.09 | +http://www.profound.net/domainappender |
| 19 | 13 | 0.17 | 1 | 0.03 | https://www.dataprovider.com/spider/ |
| 20 | 12 | 0.16 | 2 | 0.06 | +https://www.mojeek.com/bot.html |
| 21 | 12 | 0.16 | 11 | 0.34 | Windows 98 |
| 22 | 9 | 0.12 | 9 | 0.28 | MSIE 5.5; Windows NT 5.0 |
| 23 | 9 | 0.12 | 1 | 0.03 | http://www.majestic12.co.uk/bot.php?+ |
| 24 | 6 | 0.08 | 3 | 0.09 | +http://8pw.ru/virus |
| 25 | 4 | 0.05 | 2 | 0.06 | +http://www.exabot.com/go/robot |
| 26 | 3 | 0.04 | 3 | 0.09 | Windows 2000 |
| 27 | 3 | 0.04 | 3 | 0.09 | ) - BrowseX (2.0.0 Windows |
| 28 | 2 | 0.03 | 2 | 0.06 | Windows CE |
| 29 | 2 | 0.03 | 2 | 0.06 | http://nmap.org/book/nse.html |
| 30 | 2 | 0.03 | 2 | 0.06 | Windows ME |
| 31 | 2 | 0.03 | 1 | 0.03 | Linux i686 [unknown version] |
| 32 | 2 | 0.03 | 1 | 0.03 | +info@netcraft.com |
| 33 | 1 | 0.01 | 1 | 0.03 | Auto; Windows |
| 34 | 1 | 0.01 | 1 | 0.03 | Windows XP |
| 35 | 1 | 0.01 | 1 | 0.03 | Linux [unknown version] |
| 36 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 37 | 1 | 0.01 | 1 | 0.03 | X11 |
| 38 | 1 | 0.01 | 1 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 39 | 1 | 0.01 | 0 | 0.00 | FreeBSD 4.x |
