| Used Operating Systems |
| 1 | 8201 | 35.05 | 3320 | 51.58 | Windows NT |
| 2 | 6703 | 28.65 | 146 | 2.27 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2917 | 12.47 | 383 | 5.95 | +http://www.bing.com/bingbot.htm |
| 4 | 1478 | 6.32 | 630 | 9.79 | +http://ahrefs.com/robot/ |
| 5 | 1334 | 5.70 | 657 | 10.21 | +http://www.google.com/bot.html |
| 6 | 849 | 3.63 | 587 | 9.12 | +http://www.baidu.com/search/spider.html |
| 7 | 600 | 2.56 | 189 | 2.94 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 267 | 1.14 | 138 | 2.14 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 247 | 1.06 | 76 | 1.18 | +http://www.linkdex.com/bots/ |
| 10 | 191 | 0.82 | 70 | 1.09 | +http://www.semrush.com/bot.html |
| 11 | 144 | 0.62 | 42 | 0.65 | +http://yandex.com/bots |
| 12 | 137 | 0.59 | 59 | 0.92 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 45 | 0.19 | 37 | 0.57 | +http://www.xovibot.net/ |
| 14 | 37 | 0.16 | 1 | 0.02 | +http://www.linkpad.ru |
| 15 | 25 | 0.11 | 3 | 0.05 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 16 | 25 | 0.11 | 13 | 0.20 | X11 |
| 17 | 25 | 0.11 | 11 | 0.17 | +http://www.exabot.com/go/robot |
| 18 | 21 | 0.09 | 13 | 0.20 | Windows 95 |
| 19 | 14 | 0.06 | 2 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 20 | 14 | 0.06 | 7 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 13 | 0.06 | 2 | 0.03 | Android 2.3.5 |
| 22 | 12 | 0.05 | 5 | 0.08 | Windows 98 |
| 23 | 10 | 0.04 | 4 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 24 | 9 | 0.04 | 4 | 0.06 | Auto; Windows |
| 25 | 8 | 0.03 | 4 | 0.06 | Windows XP |
| 26 | 7 | 0.03 | 5 | 0.08 | Windows CE |
| 27 | 6 | 0.03 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 28 | 5 | 0.02 | 0 | 0.00 | Linux [unknown version] |
| 29 | 5 | 0.02 | 3 | 0.05 | Windows 3.1 |
| 30 | 5 | 0.02 | 4 | 0.06 | Linux i686 [unknown version] |
| 31 | 4 | 0.02 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 32 | 4 | 0.02 | 1 | 0.02 | +http://u2search.co |
| 33 | 4 | 0.02 | 1 | 0.02 | +http://t2downloads.xyz |
| 34 | 4 | 0.02 | 1 | 0.02 | +http://r4downloads.co |
| 35 | 3 | 0.01 | 1 | 0.02 | http://www.lipperhey.com/ |
| 36 | 3 | 0.01 | 1 | 0.02 | +http://downloadmine.biz |
| 37 | 3 | 0.01 | 1 | 0.02 | +http://prox100download.com |
| 38 | 2 | 0.01 | 2 | 0.03 | Windows 2000 |
| 39 | 2 | 0.01 | 2 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 40 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 41 | 2 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 42 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 43 | 2 | 0.01 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 44 | 1 | 0.00 | 1 | 0.02 | Macintosh |
| 45 | 1 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 46 | 1 | 0.00 | 1 | 0.02 | +http://wmaid.com/en/explore/ |
| 47 | 1 | 0.00 | 1 | 0.02 | Windows ME |
