| Used Operating Systems by Visits |
| 1 | 11292 | 12.60 | 6463 | 44.62 | +http://ahrefs.com/robot/ |
| 2 | 3318 | 3.70 | 2312 | 15.96 | +http://www.baidu.com/search/spider.html |
| 3 | 23737 | 26.49 | 2170 | 14.98 | Windows NT |
| 4 | 6822 | 7.61 | 757 | 5.23 | +http://www.bing.com/bingbot.htm |
| 5 | 1970 | 2.20 | 524 | 3.62 | +http://www.google.com/bot.html |
| 6 | 898 | 1.00 | 423 | 2.92 | +http://www.xovibot.net/ |
| 7 | 35352 | 39.45 | 376 | 2.60 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 1433 | 1.60 | 352 | 2.43 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 688 | 0.77 | 215 | 1.48 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 456 | 0.51 | 143 | 0.99 | +http://yandex.com/bots |
| 11 | 674 | 0.75 | 125 | 0.86 | +http://www.linkdex.com/bots/ |
| 12 | 132 | 0.15 | 80 | 0.55 | Windows 95 |
| 13 | 516 | 0.58 | 63 | 0.43 | +http://napoveda.seznam.cz/en/seznambot-... |
| 14 | 296 | 0.33 | 60 | 0.41 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 211 | 0.24 | 43 | 0.30 | +http://www.semrush.com/bot.html |
| 16 | 48 | 0.05 | 39 | 0.27 | +http://www.uptime.com/uptimebot |
| 17 | 547 | 0.61 | 33 | 0.23 | Windows 98 |
| 18 | 56 | 0.06 | 27 | 0.19 | +http://duckduckgo.com |
| 19 | 37 | 0.04 | 26 | 0.18 | MSIE 5.5; Windows NT 5.0 |
| 20 | 98 | 0.11 | 25 | 0.17 | Windows XP |
| 21 | 25 | 0.03 | 19 | 0.13 | Windows CE |
| 22 | 25 | 0.03 | 19 | 0.13 | Auto; Windows |
| 23 | 25 | 0.03 | 19 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 24 | 18 | 0.02 | 17 | 0.12 | Windows 2000 |
| 25 | 32 | 0.04 | 17 | 0.12 | +http://www.exabot.com/go/robot |
| 26 | 26 | 0.03 | 16 | 0.11 | Windows 3.1 |
| 27 | 25 | 0.03 | 14 | 0.10 | Windows ME |
| 28 | 17 | 0.02 | 12 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 29 | 18 | 0.02 | 9 | 0.06 | +https://deusu.de/robot.html |
| 30 | 14 | 0.02 | 7 | 0.05 | +http://monsido.com/bot.html; info@monsi... |
| 31 | 47 | 0.05 | 7 | 0.05 | +http://siteexplorer.info/ |
| 32 | 6 | 0.01 | 6 | 0.04 | +http://glutenfreepleasure.com/ |
| 33 | 12 | 0.01 | 6 | 0.04 | +http://help.coccoc.com/ |
| 34 | 206 | 0.23 | 5 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 35 | 45 | 0.05 | 5 | 0.03 | +http://www.seokicks.de/robot.html |
| 36 | 14 | 0.02 | 5 | 0.03 | X11 |
| 37 | 4 | 0.00 | 4 | 0.03 | Android 2.3.5 |
| 38 | 119 | 0.13 | 4 | 0.03 | +http://webmeup-crawler.com/ |
| 39 | 9 | 0.01 | 3 | 0.02 | Linux i686 [unknown version] |
| 40 | 3 | 0.00 | 3 | 0.02 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 41 | 2 | 0.00 | 2 | 0.01 | http://www.wise-guys.nl/ |
| 42 | 2 | 0.00 | 2 | 0.01 | Win32 |
| 43 | 4 | 0.00 | 2 | 0.01 | +http://www.proximic.com/info/spider.php |
| 44 | 2 | 0.00 | 2 | 0.01 | +http://support.embed.ly/ |
| 45 | 30 | 0.03 | 2 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 46 | 6 | 0.01 | 2 | 0.01 | Linux [unknown version] |
| 47 | 2 | 0.00 | 2 | 0.01 | +https://rankval.com |
| 48 | 4 | 0.00 | 2 | 0.01 | http://www.botje.com/plukkie.htm |
| 49 | 2 | 0.00 | 2 | 0.01 | +http://megaindex.com/crawler |
| 50 | 24 | 0.03 | 2 | 0.01 | +https://www.dataprovider.com/ |
| 51 | 4 | 0.00 | 2 | 0.01 | +http://help.coccoc.com/searchengine |
| 52 | 15 | 0.02 | 1 | 0.01 | Android |
| 53 | 1 | 0.00 | 1 | 0.01 | +https://gimmeusa.com/crawler.html |
| 54 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 55 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 56 | 44 | 0.05 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 57 | 45 | 0.05 | 1 | 0.01 | WinHttp.WinHttpRequest.5 |
| 58 | 12 | 0.01 | 1 | 0.01 | +https://teeraid.com/bot/ |
| 59 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 60 | 1 | 0.00 | 0 | 0.00 | https://nmap.org/book/nse.html |
| 61 | 1 | 0.00 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 62 | 2 | 0.00 | 0 | 0.00 | http://webagent.wise-guys.nl/ |
| 63 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 64 | 10 | 0.01 | 0 | 0.00 | AOL 9.7; AOLBuild 4346.1014; Windows NT ... |
| 65 | 17 | 0.02 | 0 | 0.00 | AOL 9.7; AOLBuild 4346.2019; Windows NT ... |
| 66 | 18 | 0.02 | 0 | 0.00 | +http://www.pdffiller.com/en/support.htm |
| 67 | 3 | 0.00 | 0 | 0.00 | +; |
| 68 | 42 | 0.05 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 69 | 22 | 0.02 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 70 | 1 | 0.00 | 0 | 0.00 | Windows Phone OS 7.0; Trident/3.1; IEMob... |
| 71 | 9 | 0.01 | 0 | 0.00 | Windows Phone OS 7.0 |
