| Used Operating Systems by Visits |
| 1 | 4010 | 5.77 | 3604 | 54.90 | +http://www.baidu.com/search/spider.html |
| 2 | 26987 | 38.86 | 653 | 9.95 | +http://yandex.com/bots |
| 3 | 1025 | 1.48 | 503 | 7.66 | Windows NT |
| 4 | 848 | 1.22 | 487 | 7.42 | +http://www.google.com/bot.html |
| 5 | 10825 | 15.59 | 429 | 6.53 | +http://www.semrush.com/bot.html |
| 6 | 1216 | 1.75 | 291 | 4.43 | +http://www.bing.com/bingbot.htm |
| 7 | 16993 | 24.47 | 171 | 2.60 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 225 | 0.32 | 111 | 1.69 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 305 | 0.44 | 59 | 0.90 | +http://www.linkdex.com/bots/ |
| 10 | 101 | 0.15 | 57 | 0.87 | +http://www.uptime.com/uptimebot |
| 11 | 35 | 0.05 | 34 | 0.52 | Windows 95 |
| 12 | 36 | 0.05 | 29 | 0.44 | Windows 98 |
| 13 | 41 | 0.06 | 23 | 0.35 | +http://www.exabot.com/go/robot |
| 14 | 72 | 0.10 | 18 | 0.27 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 17 | 0.02 | 13 | 0.20 | +http://www.xovibot.net/ |
| 16 | 34 | 0.05 | 11 | 0.17 | +spider@seoscanners.net |
| 17 | 8 | 0.01 | 8 | 0.12 | Windows 2000 |
| 18 | 7 | 0.01 | 7 | 0.11 | Auto; Windows |
| 19 | 14 | 0.02 | 7 | 0.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 7 | 0.01 | 7 | 0.11 | Windows XP |
| 21 | 7 | 0.01 | 7 | 0.11 | Windows ME |
| 22 | 6 | 0.01 | 6 | 0.09 | ) - BrowseX (2.0.0 Windows |
| 23 | 5 | 0.01 | 5 | 0.08 | Windows CE |
| 24 | 5 | 0.01 | 5 | 0.08 | Windows 3.1 |
| 25 | 36 | 0.05 | 4 | 0.06 | +http://www.seokicks.de/robot.html |
| 26 | 3 | 0.00 | 3 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 27 | 3 | 0.00 | 3 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 28 | 2 | 0.00 | 2 | 0.03 | OpenBSD [unknown version] |
| 29 | 2 | 0.00 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 30 | 31 | 0.04 | 1 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 31 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
| 32 | 2 | 0.00 | 1 | 0.02 | +http://duckduckgo.com |
| 33 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 6535 | 9.41 | 1 | 0.02 | +http://megaindex.com/crawler |
| 35 | 2 | 0.00 | 1 | 0.02 | +info@netcraft.com |
