| Used Operating Systems |
| 1 | 36316 | 58.00 | 957 | 12.97 | +http://yandex.com/bots |
| 2 | 14645 | 23.39 | 166 | 2.25 | http://mj12bot.com/ |
| 3 | 5162 | 8.24 | 4499 | 61.00 | +http://www.baidu.com/search/spider.html |
| 4 | 1791 | 2.86 | 557 | 7.55 | Windows NT |
| 5 | 1205 | 1.92 | 8 | 0.11 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 1114 | 1.78 | 273 | 3.70 | +http://www.linkdex.com/bots/ |
| 7 | 800 | 1.28 | 246 | 3.34 | +http://www.bing.com/bingbot.htm |
| 8 | 676 | 1.08 | 256 | 3.47 | +http://www.google.com/bot.html |
| 9 | 240 | 0.38 | 125 | 1.69 | +http://ahrefs.com/robot/ |
| 10 | 122 | 0.19 | 114 | 1.55 | +http://www.uptime.com/uptimebot |
| 11 | 112 | 0.18 | 15 | 0.20 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 77 | 0.12 | 37 | 0.50 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 53 | 0.08 | 11 | 0.15 | +http://www.semrush.com/bot.html |
| 14 | 45 | 0.07 | 3 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 15 | 36 | 0.06 | 19 | 0.26 | Windows 95 |
| 16 | 28 | 0.04 | 11 | 0.15 | Windows XP |
| 17 | 28 | 0.04 | 7 | 0.09 | +http://www.profound.net/domainappender |
| 18 | 21 | 0.03 | 11 | 0.15 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 18 | 0.03 | 2 | 0.03 | +http://www.seokicks.de/robot.html |
| 20 | 17 | 0.03 | 10 | 0.14 | Windows 98 |
| 21 | 14 | 0.02 | 4 | 0.05 | +http://siteexplorer.info/Backlink-Check... |
| 22 | 13 | 0.02 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 23 | 12 | 0.02 | 6 | 0.08 | +http://www.exabot.com/go/robot |
| 24 | 10 | 0.02 | 1 | 0.01 | crawler@mixrank.com |
| 25 | 10 | 0.02 | 5 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 26 | 10 | 0.02 | 5 | 0.07 | +http://duckduckgo.com |
| 27 | 6 | 0.01 | 4 | 0.05 | Windows 2000 |
| 28 | 5 | 0.01 | 2 | 0.03 | Wayback Machine Live Record; +http://arc... |
| 29 | 4 | 0.01 | 2 | 0.03 | Auto; Windows |
| 30 | 4 | 0.01 | 4 | 0.05 | Windows ME |
| 31 | 4 | 0.01 | 3 | 0.04 | +info@netcraft.com |
| 32 | 3 | 0.00 | 2 | 0.03 | http://www.wise-guys.nl/ |
| 33 | 2 | 0.00 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 34 | 2 | 0.00 | 0 | 0.00 | http://webagent.wise-guys.nl/ |
| 35 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 36 | 2 | 0.00 | 2 | 0.03 | Windows 3.1 |
| 37 | 2 | 0.00 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 38 | 2 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 39 | 1 | 0.00 | 1 | 0.01 | +https://gimmeusa.com/crawler.html |
| 40 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 41 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 42 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
