| Used Operating Systems |
| 1 | 4339 | 44.87 | 1201 | 30.58 | Windows NT |
| 2 | 1662 | 17.19 | 1585 | 40.36 | +http://www.baidu.com/search/spider.html |
| 3 | 771 | 7.97 | 239 | 6.09 | +http://www.google.com/bot.html |
| 4 | 761 | 7.87 | 247 | 6.29 | +http://www.bing.com/bingbot.htm |
| 5 | 681 | 7.04 | 36 | 0.92 | Windows 98 |
| 6 | 272 | 2.81 | 188 | 4.79 | Windows 95 |
| 7 | 198 | 2.05 | 18 | 0.46 | +http://yandex.com/bots |
| 8 | 151 | 1.56 | 17 | 0.43 | http://mj12bot.com/ |
| 9 | 112 | 1.16 | 7 | 0.18 | +http://www.semrush.com/bot.html |
| 10 | 76 | 0.79 | 8 | 0.20 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 62 | 0.64 | 13 | 0.33 | +http://ahrefs.com/robot/ |
| 12 | 57 | 0.59 | 46 | 1.17 | Windows 2000 |
| 13 | 55 | 0.57 | 45 | 1.15 | MSIE 5.5; Windows NT 5.0 |
| 14 | 54 | 0.56 | 45 | 1.15 | Windows 3.1 |
| 15 | 50 | 0.52 | 38 | 0.97 | MSIE 5.5; Windows NT 4.0 |
| 16 | 49 | 0.51 | 42 | 1.07 | Auto; Windows |
| 17 | 43 | 0.44 | 33 | 0.84 | Windows ME |
| 18 | 42 | 0.43 | 2 | 0.05 | Windows XP |
| 19 | 40 | 0.41 | 13 | 0.33 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 37 | 0.38 | 34 | 0.87 | ) - BrowseX (2.0.0 Windows |
| 21 | 28 | 0.29 | 25 | 0.64 | Windows CE |
| 22 | 26 | 0.27 | 13 | 0.33 | +http://duckduckgo.com |
| 23 | 20 | 0.21 | 5 | 0.13 | +http://www.profound.net/domainappender |
| 24 | 20 | 0.21 | 6 | 0.15 | +http://napoveda.seznam.cz/en/seznambot-... |
| 25 | 12 | 0.12 | 3 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 26 | 10 | 0.10 | 4 | 0.10 | +http://www.exabot.com/go/robot |
| 27 | 10 | 0.10 | 5 | 0.13 | +http://help.coccoc.com/searchengine |
| 28 | 9 | 0.09 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 29 | 5 | 0.05 | 1 | 0.03 | https://www.dataprovider.com/spider/ |
| 30 | 4 | 0.04 | 2 | 0.05 | +https://www.mojeek.com/bot.html |
| 31 | 3 | 0.03 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 32 | 2 | 0.02 | 1 | 0.03 | Linux [unknown version] |
| 33 | 2 | 0.02 | 1 | 0.03 | +http://siteexplorer.info/Backlink-Check... |
| 34 | 2 | 0.02 | 1 | 0.03 | +info@netcraft.com |
| 35 | 2 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 36 | 1 | 0.01 | 0 | 0.00 | Android |
| 37 | 1 | 0.01 | 1 | 0.03 | +http://www.proximic.com/info/spider.php |
| 38 | 1 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 39 | 1 | 0.01 | 1 | 0.03 | http://nmap.org/book/nse.html |
