| Used Operating Systems by Visits |
| 1 | 2040 | 18.93 | 1650 | 39.66 | +http://www.baidu.com/search/spider.html |
| 2 | 2334 | 21.66 | 1554 | 37.36 | Windows NT |
| 3 | 4046 | 37.54 | 379 | 9.11 | +http://www.google.com/bot.html |
| 4 | 518 | 4.81 | 207 | 4.98 | +http://www.bing.com/bingbot.htm |
| 5 | 519 | 4.82 | 120 | 2.88 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 703 | 6.52 | 55 | 1.32 | Windows 98 |
| 7 | 75 | 0.70 | 49 | 1.18 | +http://ahrefs.com/robot/ |
| 8 | 75 | 0.70 | 32 | 0.77 | +http://www.exabot.com/go/robot |
| 9 | 177 | 1.64 | 26 | 0.62 | +http://yandex.com/bots |
| 10 | 56 | 0.52 | 17 | 0.41 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 18 | 0.17 | 13 | 0.31 | Windows 95 |
| 12 | 15 | 0.14 | 9 | 0.22 | +http://wmaid.com/explore/ |
| 13 | 21 | 0.19 | 7 | 0.17 | http://www.searchmetrics.com/en/searchme... |
| 14 | 14 | 0.13 | 4 | 0.10 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 8 | 0.07 | 4 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 6 | 0.06 | 3 | 0.07 | http://crawler.sistrix.net/ |
| 17 | 9 | 0.08 | 3 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 18 | 2 | 0.02 | 2 | 0.05 | Windows CE |
| 19 | 70 | 0.65 | 2 | 0.05 | J2ME/MIDP |
| 20 | 5 | 0.05 | 2 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 21 | 8 | 0.07 | 2 | 0.05 | +http://www.profound.net/urlappendbot.ht... |
| 22 | 10 | 0.09 | 2 | 0.05 | +http://webmeup-crawler.com/ |
| 23 | 2 | 0.02 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 24 | 8 | 0.07 | 2 | 0.05 | WinHttp.WinHttpRequest.5 |
| 25 | 4 | 0.04 | 2 | 0.05 | +http://siteexplorer.info/ |
| 26 | 1 | 0.01 | 1 | 0.02 | Windows 2000 |
| 27 | 3 | 0.03 | 1 | 0.02 | +http://getdownload.ws |
| 28 | 5 | 0.05 | 1 | 0.02 | Linux [unknown version] |
| 29 | 1 | 0.01 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 30 | 1 | 0.01 | 1 | 0.02 | Windows 3.1 |
| 31 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 32 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 33 | 3 | 0.03 | 1 | 0.02 | Linux i686 [unknown version] |
| 34 | 2 | 0.02 | 1 | 0.02 | X11 |
| 35 | 3 | 0.03 | 1 | 0.02 | +http://overx50.com/ |
| 36 | 2 | 0.02 | 1 | 0.02 | +http://fulltext.sblog.cz/ |
| 37 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 38 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 39 | 4 | 0.04 | 0 | 0.00 | Macintosh PPC |
| 40 | 4 | 0.04 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
