| Used Operating Systems by Visits |
| 1 | 2657 | 31.01 | 2124 | 67.24 | +http://www.baidu.com/search/spider.html |
| 2 | 715 | 8.35 | 575 | 18.20 | Windows NT |
| 3 | 348 | 4.06 | 138 | 4.37 | +http://www.bing.com/bingbot.htm |
| 4 | 213 | 2.49 | 117 | 3.70 | +http://www.google.com/bot.html |
| 5 | 201 | 2.35 | 64 | 2.03 | +http://www.linkdex.com/bots/ |
| 6 | 4245 | 49.55 | 41 | 1.30 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 80 | 0.93 | 35 | 1.11 | +http://yandex.com/bots |
| 8 | 12 | 0.14 | 12 | 0.38 | Windows 95 |
| 9 | 11 | 0.13 | 10 | 0.32 | +info@netcraft.com |
| 10 | 21 | 0.25 | 9 | 0.28 | +http://www.exabot.com/go/robot |
| 11 | 4 | 0.05 | 4 | 0.13 | Windows 2000 |
| 12 | 4 | 0.05 | 4 | 0.13 | Windows CE |
| 13 | 4 | 0.05 | 4 | 0.13 | Auto; Windows |
| 14 | 3 | 0.04 | 3 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 15 | 9 | 0.11 | 3 | 0.09 | Windows 98 |
| 16 | 3 | 0.04 | 3 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 17 | 21 | 0.25 | 2 | 0.06 | +http://filterdb.iss.net/crawler/ |
| 18 | 3 | 0.04 | 2 | 0.06 | http://nmap.org/book/nse.html |
| 19 | 2 | 0.02 | 2 | 0.06 | X11 |
| 20 | 1 | 0.01 | 1 | 0.03 | Windows XP |
| 21 | 1 | 0.01 | 1 | 0.03 | Windows ME |
| 22 | 2 | 0.02 | 1 | 0.03 | Wayback Machine Live Record; +http://arc... |
| 23 | 1 | 0.01 | 1 | 0.03 | +http://domainsono.com |
| 24 | 1 | 0.01 | 1 | 0.03 | Linux i686 [unknown version] |
| 25 | 1 | 0.01 | 1 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 26 | 2 | 0.02 | 1 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 27 | 2 | 0.02 | 0 | 0.00 | Windows 3.1 |
