| Used Operating Systems |
| 1 | 17787 | 24.60 | 9003 | 63.06 | +http://ahrefs.com/robot/ |
| 2 | 16952 | 23.44 | 108 | 0.76 | http://mj12bot.com/ |
| 3 | 13357 | 18.47 | 177 | 1.24 | +http://www.semrush.com/bot.html |
| 4 | 11679 | 16.15 | 1087 | 7.61 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 3101 | 4.29 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 6 | 2838 | 3.92 | 1859 | 13.02 | Windows NT |
| 7 | 1489 | 2.06 | 443 | 3.10 | +http://www.bing.com/bingbot.htm |
| 8 | 1442 | 1.99 | 100 | 0.70 | +http://napoveda.seznam.cz/en/seznambot-... |
| 9 | 1431 | 1.98 | 337 | 2.36 | +http://yandex.com/bots |
| 10 | 919 | 1.27 | 599 | 4.20 | +http://www.google.com/bot.html |
| 11 | 336 | 0.46 | 96 | 0.67 | +http://www.linkdex.com/bots/ |
| 12 | 161 | 0.22 | 91 | 0.64 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 128 | 0.18 | 79 | 0.55 | +http://www.baidu.com/search/spider.html |
| 14 | 84 | 0.12 | 4 | 0.03 | +http://alphaseobot.com/bot.html |
| 15 | 72 | 0.10 | 21 | 0.15 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 16 | 69 | 0.10 | 28 | 0.20 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 17 | 68 | 0.09 | 4 | 0.03 | Linux i686 [unknown version] |
| 18 | 65 | 0.09 | 53 | 0.37 | Windows 95 |
| 19 | 59 | 0.08 | 20 | 0.14 | Windows XP |
| 20 | 41 | 0.06 | 26 | 0.18 | Windows 98 |
| 21 | 36 | 0.05 | 4 | 0.03 | +http://www.seokicks.de/robot.html |
| 22 | 33 | 0.05 | 31 | 0.22 | +http://www.uptime.com/uptimebot |
| 23 | 30 | 0.04 | 15 | 0.11 | +https://deusu.de/robot.html |
| 24 | 17 | 0.02 | 13 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 25 | 16 | 0.02 | 13 | 0.09 | Windows CE |
| 26 | 13 | 0.02 | 6 | 0.04 | Windows 2000 |
| 27 | 10 | 0.01 | 9 | 0.06 | Windows ME |
| 28 | 10 | 0.01 | 8 | 0.06 | Windows 3.1 |
| 29 | 8 | 0.01 | 6 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 30 | 8 | 0.01 | 5 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 31 | 6 | 0.01 | 6 | 0.04 | Auto; Windows |
| 32 | 5 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 33 | 4 | 0.01 | 2 | 0.01 | +http://sur.ly/bot.html |
| 34 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 35 | 4 | 0.01 | 2 | 0.01 | +http://www.exabot.com/go/robot |
| 36 | 4 | 0.01 | 2 | 0.01 | +http://duckduckgo.com |
| 37 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 38 | 3 | 0.00 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 39 | 3 | 0.00 | 2 | 0.01 | +http://www.gowikibot.com |
| 40 | 2 | 0.00 | 2 | 0.01 | OpenBSD [unknown version] |
| 41 | 2 | 0.00 | 1 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 42 | 2 | 0.00 | 2 | 0.01 | Intel Mac OS X 10.5 |
| 43 | 2 | 0.00 | 0 | 0.00 | http://drive.google.com |
| 44 | 2 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 45 | 2 | 0.00 | 1 | 0.01 | +http://cliqz.com/company/cliqzbot |
| 46 | 2 | 0.00 | 1 | 0.01 | MAUI Runtime |
| 47 | 1 | 0.00 | 0 | 0.00 | Windows Vista 3.6 |
| 48 | 1 | 0.00 | 0 | 0.00 | Redhat Linux 6.1 |
| 49 | 1 | 0.00 | 0 | 0.00 | BeOS 1.0 |
| 50 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 51 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 52 | 1 | 0.00 | 1 | 0.01 | X11 |
| 53 | 1 | 0.00 | 0 | 0.00 | OS 10.5 2.3 |
| 54 | 1 | 0.00 | 0 | 0.00 | Nokia 7.2 |
