| Used Operating Systems by Visits |
| 1 | 2509 | 4.35 | 2092 | 39.73 | +http://www.baidu.com/search/spider.html |
| 2 | 10038 | 17.41 | 923 | 17.53 | Windows NT |
| 3 | 1659 | 2.88 | 727 | 13.81 | +http://www.google.com/bot.html |
| 4 | 7998 | 13.87 | 620 | 11.77 | +http://ahrefs.com/robot/ |
| 5 | 438 | 0.76 | 239 | 4.54 | +http://www.bing.com/bingbot.htm |
| 6 | 776 | 1.35 | 184 | 3.49 | +http://yandex.com/bots |
| 7 | 24662 | 42.76 | 171 | 3.25 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 127 | 0.22 | 86 | 1.63 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 246 | 0.43 | 65 | 1.23 | +http://www.linkdex.com/bots/ |
| 10 | 180 | 0.31 | 45 | 0.85 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 53 | 0.09 | 19 | 0.36 | Windows XP |
| 12 | 29 | 0.05 | 15 | 0.28 | Windows 98 |
| 13 | 20 | 0.03 | 11 | 0.21 | Windows 95 |
| 14 | 14 | 0.02 | 7 | 0.13 | +http://duckduckgo.com |
| 15 | 7 | 0.01 | 6 | 0.11 | +info@netcraft.com |
| 16 | 5007 | 8.68 | 5 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 17 | 5 | 0.01 | 5 | 0.09 | apps-spreadsheets; +http://docs.google.c... |
| 18 | 9 | 0.02 | 5 | 0.09 | Windows 3.1 |
| 19 | 10 | 0.02 | 5 | 0.09 | +http://www.exabot.com/go/robot |
| 20 | 11 | 0.02 | 4 | 0.08 | Windows 2000 |
| 21 | 517 | 0.90 | 4 | 0.08 | +http://www.warebay.com/bot.html |
| 22 | 7 | 0.01 | 4 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 23 | 4 | 0.01 | 3 | 0.06 | http://nmap.org/book/nse.html |
| 24 | 5 | 0.01 | 3 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 25 | 5 | 0.01 | 3 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 26 | 4 | 0.01 | 2 | 0.04 | Windows CE |
| 27 | 4 | 0.01 | 2 | 0.04 | Auto; Windows |
| 28 | 2 | 0.00 | 2 | 0.04 | Windows ME |
| 29 | 7 | 0.01 | 1 | 0.02 | crawler@mixrank.com |
| 30 | 2 | 0.00 | 1 | 0.02 | http://www.botje.com/plukkie.htm |
| 31 | 1 | 0.00 | 1 | 0.02 | +http://www.privacyaware.org |
| 32 | 1 | 0.00 | 1 | 0.02 | Linux i686 [unknown version] |
| 33 | 3290 | 5.70 | 1 | 0.02 | +http://megaindex.com/crawler |
| 34 | 12 | 0.02 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 35 | 2 | 0.00 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 36 | 4 | 0.01 | 1 | 0.02 | +http://www.profound.net/domainappender |
| 37 | 2 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 38 | 2 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
