| Used Operating Systems |
| 1 | 9624 | 29.93 | 5641 | 39.10 | +http://ahrefs.com/robot/ |
| 2 | 6696 | 20.83 | 4351 | 30.16 | +http://www.baidu.com/search/spider.html |
| 3 | 3182 | 9.90 | 94 | 0.65 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 2951 | 9.18 | 114 | 0.79 | http://mj12bot.com/ |
| 5 | 2779 | 8.64 | 964 | 6.68 | +http://www.google.com/bot.html |
| 6 | 1776 | 5.52 | 614 | 4.26 | Windows NT |
| 7 | 1229 | 3.82 | 193 | 1.34 | +http://yandex.com/bots |
| 8 | 764 | 2.38 | 235 | 1.63 | +http://www.bing.com/bingbot.htm |
| 9 | 464 | 1.44 | 304 | 2.11 | +http://www.linkdex.com/bots/ |
| 10 | 250 | 0.78 | 216 | 1.50 | Windows 2007 |
| 11 | 246 | 0.77 | 222 | 1.54 | Windows 2006 |
| 12 | 245 | 0.76 | 104 | 0.72 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 241 | 0.75 | 214 | 1.48 | Windows 2008 |
| 14 | 232 | 0.72 | 209 | 1.45 | Windows 2003 |
| 15 | 219 | 0.68 | 194 | 1.34 | Windows 2002 |
| 16 | 219 | 0.68 | 198 | 1.37 | Windows 2005 |
| 17 | 214 | 0.67 | 193 | 1.34 | Windows 2004 |
| 18 | 201 | 0.63 | 181 | 1.25 | Windows 9 |
| 19 | 99 | 0.31 | 12 | 0.08 | +http://help.coccoc.com/searchengine |
| 20 | 72 | 0.22 | 17 | 0.12 | http://www.opensiteexplorer.org/dotbot, ... |
| 21 | 60 | 0.19 | 6 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 22 | 60 | 0.19 | 19 | 0.13 | +http://napoveda.seznam.cz/en/seznambot-... |
| 23 | 31 | 0.10 | 4 | 0.03 | +http://siteexplorer.info/Backlink-Check... |
| 24 | 29 | 0.09 | 13 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 25 | 29 | 0.09 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 26 | 24 | 0.07 | 9 | 0.06 | +http://www.exabot.com/go/robot |
| 27 | 22 | 0.07 | 2 | 0.01 | +http://www.warebay.com/bot.html |
| 28 | 20 | 0.06 | 2 | 0.01 | +https://www.aihitdata.com/about |
| 29 | 19 | 0.06 | 9 | 0.06 | Windows 98 |
| 30 | 18 | 0.06 | 2 | 0.01 | +http://www.seokicks.de/robot.html |
| 31 | 16 | 0.05 | 16 | 0.11 | Windows 95 |
| 32 | 14 | 0.04 | 5 | 0.03 | +http://duckduckgo.com |
| 33 | 12 | 0.04 | 10 | 0.07 | Windows ME |
| 34 | 10 | 0.03 | 1 | 0.01 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 35 | 9 | 0.03 | 8 | 0.06 | Windows 3.1 |
| 36 | 8 | 0.02 | 4 | 0.03 | +http://webmeup-crawler.com/ |
| 37 | 7 | 0.02 | 7 | 0.05 | Auto; Windows |
| 38 | 5 | 0.02 | 5 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 39 | 4 | 0.01 | 1 | 0.01 | https://www.dataprovider.com/spider/ |
| 40 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 41 | 4 | 0.01 | 2 | 0.01 | +https://www.mojeek.com/bot.html |
| 42 | 4 | 0.01 | 2 | 0.01 | +info@netcraft.com |
| 43 | 4 | 0.01 | 2 | 0.01 | +http://botw.org |
| 44 | 4 | 0.01 | 4 | 0.03 | WinHttp.WinHttpRequest.5 |
| 45 | 4 | 0.01 | 4 | 0.03 | Macintosh |
| 46 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 47 | 3 | 0.01 | 3 | 0.02 | Windows CE |
| 48 | 3 | 0.01 | 3 | 0.02 | http://nmap.org/book/nse.html |
| 49 | 3 | 0.01 | 3 | 0.02 | +http://pmoz.info/doc/botinfo.htm |
| 50 | 2 | 0.01 | 2 | 0.01 | Linux [unknown version] |
| 51 | 2 | 0.01 | 1 | 0.01 | Android 2.3.5 |
| 52 | 2 | 0.01 | 2 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 53 | 2 | 0.01 | 2 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 54 | 2 | 0.01 | 1 | 0.01 | +http://siteexplorer.info/ |
| 55 | 2 | 0.01 | 2 | 0.01 | Syllable |
| 56 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 57 | 1 | 0.00 | 1 | 0.01 | Windows XP |
