| Used Operating Systems |
| 1 | 16302 | 21.98 | 779 | 7.16 | +http://www.bing.com/bingbot.htm |
| 2 | 13932 | 18.79 | 4035 | 37.06 | +http://ahrefs.com/robot/ |
| 3 | 9262 | 12.49 | 1383 | 12.70 | Windows NT |
| 4 | 7726 | 10.42 | 152 | 1.40 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 5744 | 7.75 | 320 | 2.94 | +http://yandex.com/bots |
| 6 | 4877 | 6.58 | 32 | 0.29 | +http://www.semrush.com/bot.html |
| 7 | 3537 | 4.77 | 1 | 0.01 | +http://megaindex.com/crawler |
| 8 | 2554 | 3.44 | 2256 | 20.72 | +http://www.baidu.com/search/spider.html |
| 9 | 2463 | 3.32 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 10 | 2050 | 2.76 | 851 | 7.82 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 1977 | 2.67 | 6 | 0.06 | +http://www.warebay.com/bot.html |
| 12 | 1035 | 1.40 | 569 | 5.23 | +http://www.google.com/bot.html |
| 13 | 1003 | 1.35 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 14 | 329 | 0.44 | 93 | 0.85 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 278 | 0.37 | 18 | 0.17 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 265 | 0.36 | 68 | 0.62 | +http://www.linkdex.com/bots/ |
| 17 | 143 | 0.19 | 16 | 0.15 | Windows 98 |
| 18 | 91 | 0.12 | 68 | 0.62 | Windows 95 |
| 19 | 77 | 0.10 | 23 | 0.21 | +http://www.exabot.com/go/robot |
| 20 | 62 | 0.08 | 30 | 0.28 | +http://duckduckgo.com |
| 21 | 50 | 0.07 | 2 | 0.02 | +http://siteexplorer.info/ |
| 22 | 47 | 0.06 | 21 | 0.19 | Windows XP |
| 23 | 33 | 0.04 | 18 | 0.17 | Windows 3.1 |
| 24 | 32 | 0.04 | 31 | 0.28 | +http://www.uptime.com/uptimebot |
| 25 | 27 | 0.04 | 19 | 0.17 | Windows 2000 |
| 26 | 24 | 0.03 | 3 | 0.03 | +http://www.seokicks.de/robot.html |
| 27 | 20 | 0.03 | 12 | 0.11 | Auto; Windows |
| 28 | 16 | 0.02 | 9 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 29 | 14 | 0.02 | 0 | 0.00 | Unknown |
| 30 | 14 | 0.02 | 2 | 0.02 | +http://webmeup-crawler.com/ |
| 31 | 14 | 0.02 | 2 | 0.02 | http://filterdb.iss.net/crawler/ |
| 32 | 13 | 0.02 | 11 | 0.10 | Windows CE |
| 33 | 13 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 34 | 12 | 0.02 | 4 | 0.04 | +http://help.coccoc.com/ |
| 35 | 12 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 36 | 12 | 0.02 | 4 | 0.04 | +http://help.coccoc.com/searchengine |
| 37 | 10 | 0.01 | 7 | 0.06 | Windows ME |
| 38 | 10 | 0.01 | 9 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 39 | 10 | 0.01 | 10 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 40 | 10 | 0.01 | 0 | 0.00 | +http://help.naver.com/robots/ |
| 41 | 6 | 0.01 | 1 | 0.01 | Android |
| 42 | 6 | 0.01 | 0 | 0.00 | +http://help.naver.com/support/robots.ht... |
| 43 | 4 | 0.01 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 44 | 3 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 45 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 46 | 3 | 0.00 | 2 | 0.02 | X11 |
| 47 | 2 | 0.00 | 0 | 0.00 | documents; +http://docs.google.com |
| 48 | 2 | 0.00 | 0 | 0.00 | Windows 9. |
| 49 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 50 | 2 | 0.00 | 1 | 0.01 | +https://www.mojeek.com/bot.html |
| 51 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 52 | 2 | 0.00 | 0 | 0.00 | Windows Phone OS 7.5 |
| 53 | 2 | 0.00 | 2 | 0.02 | +http://www.xovibot.net/ |
| 54 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 55 | 2 | 0.00 | 0 | 0.00 | +http://corp.sputnik.ru/webmaster |
| 56 | 2 | 0.00 | 2 | 0.02 | Linux i586 [unknown version] |
| 57 | 1 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 58 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 59 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 60 | 1 | 0.00 | 0 | 0.00 | apps-presentations; +http://docs.google.... |
| 61 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 62 | 1 | 0.00 | 1 | 0.01 | S60 |
| 63 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 64 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 65 | 1 | 0.00 | 1 | 0.01 | https://help.yahoo.com/kb/mail/yahoo-lin... |
