| Used Operating Systems |
| 1 | 11231 | 39.81 | 108 | 1.68 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 10797 | 38.27 | 4213 | 65.73 | Windows NT |
| 3 | 2238 | 7.93 | 31 | 0.48 | Windows 98 |
| 4 | 742 | 2.63 | 375 | 5.85 | +http://www.google.com/bot.html |
| 5 | 683 | 2.42 | 180 | 2.81 | +http://yandex.com/bots |
| 6 | 547 | 1.94 | 365 | 5.69 | +http://www.bing.com/bingbot.htm |
| 7 | 423 | 1.50 | 301 | 4.70 | Windows 95 |
| 8 | 216 | 0.77 | 70 | 1.09 | +http://www.linkdex.com/bots/ |
| 9 | 170 | 0.60 | 94 | 1.47 | +http://www.baidu.com/search/spider.html |
| 10 | 136 | 0.48 | 53 | 0.83 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 87 | 0.31 | 70 | 1.09 | MSIE 5.5; Windows NT 5.0 |
| 12 | 84 | 0.30 | 72 | 1.12 | Auto; Windows |
| 13 | 80 | 0.28 | 0 | 0.00 | Windows XP |
| 14 | 79 | 0.28 | 67 | 1.05 | ) - BrowseX (2.0.0 Windows |
| 15 | 70 | 0.25 | 62 | 0.97 | Windows CE |
| 16 | 69 | 0.24 | 57 | 0.89 | Windows 2000 |
| 17 | 69 | 0.24 | 59 | 0.92 | Windows ME |
| 18 | 67 | 0.24 | 49 | 0.76 | Windows 3.1 |
| 19 | 61 | 0.22 | 58 | 0.90 | MSIE 5.5; Windows NT 4.0 |
| 20 | 44 | 0.16 | 33 | 0.51 | +http://www.easou.com/search/spider.html |
| 21 | 36 | 0.13 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 22 | 35 | 0.12 | 12 | 0.19 | http://help.yahoo.com/help/us/ysearch/sl... |
| 23 | 30 | 0.11 | 20 | 0.31 | +http://ahrefs.com/robot/ |
| 24 | 28 | 0.10 | 14 | 0.22 | +http://www.meanpath.com/meanpathbot.htm... |
| 25 | 22 | 0.08 | 4 | 0.06 | +http://siteexplorer.info/ |
| 26 | 21 | 0.07 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 27 | 18 | 0.06 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 28 | 17 | 0.06 | 2 | 0.03 | Android |
| 29 | 17 | 0.06 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 30 | 14 | 0.05 | 5 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 31 | 14 | 0.05 | 6 | 0.09 | +http://www.exabot.com/go/robot |
| 32 | 9 | 0.03 | 7 | 0.11 | X11 |
| 33 | 7 | 0.02 | 2 | 0.03 | +http://fulltext.sblog.cz/ |
| 34 | 6 | 0.02 | 3 | 0.05 | +http://wmaid.com/explore/ |
| 35 | 6 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 36 | 5 | 0.02 | 1 | 0.02 | +http://overx50.com |
| 37 | 5 | 0.02 | 5 | 0.08 | +info@netcraft.com |
| 38 | 5 | 0.02 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 39 | 4 | 0.01 | 0 | 0.00 | Trident/6.0; Windows NT 5.1; SpamBlocker... |
| 40 | 4 | 0.01 | 1 | 0.02 | +http://uni5download.com |
| 41 | 3 | 0.01 | 1 | 0.02 | +http://downloaflare.biz |
| 42 | 3 | 0.01 | 1 | 0.02 | +http://mydownloadengine.com |
| 43 | 3 | 0.01 | 1 | 0.02 | +http://inload.me |
| 44 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 45 | 1 | 0.00 | 1 | 0.02 | Trident/6.0; Windows 98; Zango 5.7.82; M... |
| 46 | 1 | 0.00 | 1 | 0.02 | Trident/6.0; Windows NT 5.0; .NET CLR 1.... |
| 47 | 1 | 0.00 | 1 | 0.02 | Android 2.3.5 |
