| Used Operating Systems |
| 1 | 29721 | 32.65 | 681 | 8.19 | +http://yandex.com/bots |
| 2 | 27529 | 30.24 | 301 | 3.62 | http://mj12bot.com/ |
| 3 | 14224 | 15.63 | 728 | 8.75 | Windows NT |
| 4 | 8748 | 9.61 | 3209 | 38.57 | +http://ahrefs.com/robot/ |
| 5 | 4427 | 4.86 | 2344 | 28.18 | +http://www.baidu.com/search/spider.html |
| 6 | 1232 | 1.35 | 17 | 0.20 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 1088 | 1.20 | 221 | 2.66 | +http://www.linkdex.com/bots/ |
| 8 | 1042 | 1.14 | 4 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 9 | 660 | 0.73 | 174 | 2.09 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 500 | 0.55 | 2 | 0.02 | Linux [unknown version] |
| 11 | 349 | 0.38 | 123 | 1.48 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 328 | 0.36 | 16 | 0.19 | +http://siteexplorer.info/Backlink-Check... |
| 13 | 283 | 0.31 | 114 | 1.37 | +http://www.bing.com/bingbot.htm |
| 14 | 249 | 0.27 | 120 | 1.44 | +http://www.google.com/bot.html |
| 15 | 214 | 0.24 | 79 | 0.95 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 139 | 0.15 | 44 | 0.53 | +http://www.semrush.com/bot.html |
| 17 | 66 | 0.07 | 64 | 0.77 | +http://www.uptime.com/uptimebot |
| 18 | 51 | 0.06 | 21 | 0.25 | +http://www.exabot.com/go/robot |
| 19 | 33 | 0.04 | 15 | 0.18 | +https://deusu.de/robot.html |
| 20 | 27 | 0.03 | 3 | 0.04 | +http://www.seokicks.de/robot.html |
| 21 | 25 | 0.03 | 1 | 0.01 | +http://glutenfreepleasure.com/ |
| 22 | 22 | 0.02 | 2 | 0.02 | crawler@mixrank.com |
| 23 | 12 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 24 | 7 | 0.01 | 5 | 0.06 | Windows 95 |
| 25 | 6 | 0.01 | 4 | 0.05 | Macintosh PPC |
| 26 | 6 | 0.01 | 3 | 0.04 | +https://www.mojeek.com/bot.html |
| 27 | 6 | 0.01 | 4 | 0.05 | Windows 3.1 |
| 28 | 6 | 0.01 | 2 | 0.02 | Windows 98 |
| 29 | 5 | 0.01 | 3 | 0.04 | Linux i686 [unknown version] |
| 30 | 5 | 0.01 | 1 | 0.01 | +http://www.profound.net/domainappender |
| 31 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 32 | 4 | 0.00 | 4 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 33 | 2 | 0.00 | 2 | 0.02 | RISC OS 4.02 |
| 34 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 35 | 2 | 0.00 | 2 | 0.02 | Windows XP |
| 36 | 2 | 0.00 | 2 | 0.02 | Windows ME |
| 37 | 1 | 0.00 | 1 | 0.01 | Linux 2.4.x |
| 38 | 1 | 0.00 | 0 | 0.00 | Macintosh |
| 39 | 1 | 0.00 | 0 | 0.00 | Solaris 7.x |
| 40 | 1 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 41 | 1 | 0.00 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 42 | 1 | 0.00 | 0 | 0.00 | OSF1 V5.1 alpha |
