| Used Operating Systems |
| 1 | 25641 | 72.41 | 620 | 30.23 | +http://yandex.com/bots |
| 2 | 6051 | 17.09 | 74 | 3.61 | http://mj12bot.com/ |
| 3 | 1186 | 3.35 | 339 | 16.53 | Windows NT |
| 4 | 638 | 1.80 | 3 | 0.15 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 383 | 1.08 | 161 | 7.85 | +http://www.bing.com/bingbot.htm |
| 6 | 353 | 1.00 | 198 | 9.65 | +http://www.google.com/bot.html |
| 7 | 333 | 0.94 | 302 | 14.72 | +http://www.baidu.com/search/spider.html |
| 8 | 214 | 0.60 | 95 | 4.63 | +http://ahrefs.com/robot/ |
| 9 | 116 | 0.33 | 105 | 5.12 | +http://www.uptime.com/uptimebot |
| 10 | 73 | 0.21 | 16 | 0.78 | +http://www.semrush.com/bot.html |
| 11 | 56 | 0.16 | 22 | 1.07 | +http://www.linkdex.com/bots/ |
| 12 | 46 | 0.13 | 16 | 0.78 | +http://napoveda.seznam.cz/en/seznambot-... |
| 13 | 45 | 0.13 | 5 | 0.24 | +http://OpenLinkProfiler.org/bot |
| 14 | 38 | 0.11 | 12 | 0.59 | +spider@seoscanners.net |
| 15 | 34 | 0.10 | 13 | 0.63 | Windows 95 |
| 16 | 30 | 0.08 | 10 | 0.49 | Windows XP |
| 17 | 24 | 0.07 | 3 | 0.15 | +http://www.seokicks.de/robot.html |
| 18 | 23 | 0.06 | 5 | 0.24 | +http://siteexplorer.info/Backlink-Check... |
| 19 | 16 | 0.05 | 8 | 0.39 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 14 | 0.04 | 1 | 0.05 | Windows 98 |
| 21 | 12 | 0.03 | 7 | 0.34 | +http://www.exabot.com/go/robot |
| 22 | 10 | 0.03 | 6 | 0.29 | support.orangebot@orange.com |
| 23 | 10 | 0.03 | 4 | 0.20 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 8 | 0.02 | 2 | 0.10 | Auto; Windows |
| 25 | 8 | 0.02 | 4 | 0.20 | http://www.opensiteexplorer.org/dotbot, ... |
| 26 | 8 | 0.02 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 27 | 6 | 0.02 | 3 | 0.15 | Windows ME |
| 28 | 6 | 0.02 | 2 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 29 | 6 | 0.02 | 2 | 0.10 | Windows 3.1 |
| 30 | 4 | 0.01 | 2 | 0.10 | Windows 2000 |
| 31 | 4 | 0.01 | 2 | 0.10 | http://www.botje.com/plukkie.htm |
| 32 | 4 | 0.01 | 2 | 0.10 | +http://duckduckgo.com |
| 33 | 2 | 0.01 | 2 | 0.10 | Windows CE |
| 34 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 35 | 2 | 0.01 | 2 | 0.10 | Linux [unknown version] |
| 36 | 2 | 0.01 | 1 | 0.05 | +info@netcraft.com |
| 37 | 1 | 0.00 | 1 | 0.05 | http://nmap.org/book/nse.html |
| 38 | 1 | 0.00 | 1 | 0.05 | +http://www.grapeshot.co.uk/crawler.php |
