| Used Operating Systems |
| 1 | 8940 | 43.40 | 171 | 3.68 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3136 | 15.22 | 1624 | 34.98 | +http://www.baidu.com/search/spider.html |
| 3 | 2482 | 12.05 | 1200 | 25.85 | Windows NT |
| 4 | 1289 | 6.26 | 355 | 7.65 | +http://www.google.com/bot.html |
| 5 | 1224 | 5.94 | 412 | 8.87 | +http://www.bing.com/bingbot.htm |
| 6 | 878 | 4.26 | 3 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 7 | 665 | 3.23 | 308 | 6.63 | +http://www.easou.com/search/spider.html |
| 8 | 467 | 2.27 | 134 | 2.89 | +http://ahrefs.com/robot/ |
| 9 | 329 | 1.60 | 106 | 2.28 | +http://www.linkdex.com/bots/ |
| 10 | 227 | 1.10 | 51 | 1.10 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 226 | 1.10 | 60 | 1.29 | +http://yandex.com/bots |
| 12 | 187 | 0.91 | 40 | 0.86 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 148 | 0.72 | 48 | 1.03 | +http://www.semrush.com/bot.html |
| 14 | 108 | 0.52 | 28 | 0.60 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 35 | 0.17 | 0 | 0.00 | +http://siteexplorer.info/ |
| 16 | 28 | 0.14 | 2 | 0.04 | http://nmap.org/book/nse.html |
| 17 | 21 | 0.10 | 9 | 0.19 | +http://www.exabot.com/go/robot |
| 18 | 20 | 0.10 | 10 | 0.22 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 19 | 0.09 | 1 | 0.02 | +https://www.mojeek.com/bot.html |
| 20 | 18 | 0.09 | 7 | 0.15 | +http://fulltext.sblog.cz/ |
| 21 | 17 | 0.08 | 4 | 0.09 | +http://www.xovibot.net/ |
| 22 | 14 | 0.07 | 1 | 0.02 | crawler@mixrank.com |
| 23 | 14 | 0.07 | 9 | 0.19 | Linux [unknown version] |
| 24 | 14 | 0.07 | 11 | 0.24 | Linux i686 [unknown version] |
| 25 | 12 | 0.06 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 26 | 8 | 0.04 | 8 | 0.17 | +http://domainsigma.com/robot |
| 27 | 5 | 0.02 | 5 | 0.11 | Windows 98 |
| 28 | 4 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 29 | 4 | 0.02 | 1 | 0.02 | +http://u2search.co |
| 30 | 4 | 0.02 | 1 | 0.02 | +http://alphaphitote.com |
| 31 | 4 | 0.02 | 1 | 0.02 | +http://r4downloads.co |
| 32 | 3 | 0.01 | 0 | 0.00 | +www.relateiq.com; info@relateiq.com |
| 33 | 3 | 0.01 | 1 | 0.02 | +http://downloadmine.biz |
| 34 | 3 | 0.01 | 3 | 0.06 | +http://fb02itsscan.fh-muenster.de |
| 35 | 3 | 0.01 | 3 | 0.06 | 68K; Trident/3.0 |
| 36 | 3 | 0.01 | 1 | 0.02 | +http://prox100download.com |
| 37 | 3 | 0.01 | 3 | 0.06 | PPC; Trident/4.0 |
| 38 | 3 | 0.01 | 2 | 0.04 | X11 |
| 39 | 3 | 0.01 | 2 | 0.04 | 68K; Trident/1.0 |
| 40 | 2 | 0.01 | 2 | 0.04 | PPC; Trident/1.0 |
| 41 | 2 | 0.01 | 2 | 0.04 | 68K; Win64; x64; Trident/2.0 |
| 42 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 43 | 2 | 0.01 | 1 | 0.02 | support.voilabot@orange.com |
| 44 | 2 | 0.01 | 1 | 0.02 | Windows 9x |
| 45 | 1 | 0.00 | 1 | 0.02 | WindowsCE; Tablet PC; Trident/2.0 |
| 46 | 1 | 0.00 | 1 | 0.02 | 68K; WOW64; Trident/2.0 |
| 47 | 1 | 0.00 | 0 | 0.00 | OpenBSD [unknown version] |
| 48 | 1 | 0.00 | 0 | 0.00 | PPC; Trident/2.0 |
| 49 | 1 | 0.00 | 1 | 0.02 | +http://gimmeUSA.com |
| 50 | 1 | 0.00 | 1 | 0.02 | Windows 95 |
| 51 | 1 | 0.00 | 1 | 0.02 | Win3.11; Trident/1.0 |
| 52 | 1 | 0.00 | 1 | 0.02 | Win3.11; Win64; IA64; Trident/1.0 |
| 53 | 1 | 0.00 | 1 | 0.02 | PPC; Win64; IA64; Trident/5.0 |
| 54 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 55 | 1 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 56 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 57 | 1 | 0.00 | 1 | 0.02 | +; |
| 58 | 1 | 0.00 | 1 | 0.02 | +http://wmaid.com/en/explore/ |
| 59 | 1 | 0.00 | 0 | 0.00 | +http://www.wevika.de/ |
| 60 | 1 | 0.00 | 1 | 0.02 | +http://wmaid.com/explore/ |
| 61 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
