| Used Operating Systems |
| 1 | 11054 | 39.17 | 1205 | 25.11 | Windows NT |
| 2 | 10671 | 37.81 | 122 | 2.54 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2399 | 8.50 | 1868 | 38.93 | +http://www.baidu.com/search/spider.html |
| 4 | 1334 | 4.73 | 794 | 16.55 | +http://www.google.com/bot.html |
| 5 | 1029 | 3.65 | 95 | 1.98 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 706 | 2.50 | 364 | 7.59 | +http://www.xovibot.net/ |
| 7 | 289 | 1.02 | 68 | 1.42 | +http://yandex.com/bots |
| 8 | 221 | 0.78 | 80 | 1.67 | +http://www.bing.com/bingbot.htm |
| 9 | 191 | 0.68 | 10 | 0.21 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 136 | 0.48 | 104 | 2.17 | +http://www.linkdex.com/bots/ |
| 11 | 35 | 0.12 | 12 | 0.25 | Windows XP |
| 12 | 17 | 0.06 | 6 | 0.13 | +http://ahrefs.com/robot/ |
| 13 | 17 | 0.06 | 7 | 0.15 | Windows 95 |
| 14 | 14 | 0.05 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 15 | 12 | 0.04 | 11 | 0.23 | Linux i686 [unknown version] |
| 16 | 10 | 0.04 | 4 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 9 | 0.03 | 3 | 0.06 | Windows 98 |
| 18 | 8 | 0.03 | 3 | 0.06 | +http://help.coccoc.com/ |
| 19 | 6 | 0.02 | 1 | 0.02 | Auto; Windows |
| 20 | 6 | 0.02 | 3 | 0.06 | http://www.searchmetrics.com/en/searchme... |
| 21 | 5 | 0.02 | 5 | 0.10 | Linux i586 [unknown version] |
| 22 | 4 | 0.01 | 2 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 4 | 0.01 | 2 | 0.04 | +http://www.exabot.com/go/robot |
| 24 | 4 | 0.01 | 2 | 0.04 | +http://duckduckgo.com |
| 25 | 3 | 0.01 | 3 | 0.06 | info@muso.com; +http://www.muso.com |
| 26 | 3 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 27 | 3 | 0.01 | 3 | 0.06 | http://nmap.org/book/nse.html |
| 28 | 3 | 0.01 | 2 | 0.04 | +http://www.parsijoo.ir/; ehsanmousa@par... |
| 29 | 3 | 0.01 | 1 | 0.02 | Windows ME |
| 30 | 3 | 0.01 | 1 | 0.02 | Windows 3.1 |
| 31 | 3 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 32 | 2 | 0.01 | 1 | 0.02 | Windows 2000 |
| 33 | 2 | 0.01 | 1 | 0.02 | +https://deusu.de/robot.html |
| 34 | 2 | 0.01 | 1 | 0.02 | +https://www.mojeek.com/bot.html |
| 35 | 2 | 0.01 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 36 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 37 | 2 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 38 | 2 | 0.01 | 2 | 0.04 | +http://domainsigma.com/robot |
| 39 | 2 | 0.01 | 1 | 0.02 | +http://fulltext.sblog.cz/ |
| 40 | 1 | 0.00 | 1 | 0.02 | not on Windows server; |
| 41 | 1 | 0.00 | 1 | 0.02 | +http://glutenfreepleasure.com/ |
| 42 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
| 43 | 1 | 0.00 | 1 | 0.02 | Windows 9x |
| 44 | 1 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 45 | 1 | 0.00 | 1 | 0.02 | +http://megaindex.com/crawler |
