| Used Operating Systems by Visits |
| 1 | 9800 | 11.95 | 5687 | 42.28 | +http://ahrefs.com/robot/ |
| 2 | 6103 | 7.44 | 3933 | 29.24 | +http://www.baidu.com/search/spider.html |
| 3 | 14015 | 17.09 | 1713 | 12.74 | Windows NT |
| 4 | 4709 | 5.74 | 393 | 2.92 | +http://www.bing.com/bingbot.htm |
| 5 | 815 | 0.99 | 350 | 2.60 | +http://www.google.com/bot.html |
| 6 | 510 | 0.62 | 268 | 1.99 | +http://www.xovibot.net/ |
| 7 | 33382 | 40.71 | 267 | 1.98 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 1116 | 1.36 | 221 | 1.64 | +http://www.linkdex.com/bots/ |
| 9 | 548 | 0.67 | 154 | 1.14 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 892 | 1.09 | 108 | 0.80 | +http://yandex.com/bots |
| 11 | 130 | 0.16 | 84 | 0.62 | Windows 95 |
| 12 | 42 | 0.05 | 40 | 0.30 | +http://www.uptime.com/uptimebot |
| 13 | 85 | 0.10 | 25 | 0.19 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 31 | 0.04 | 21 | 0.16 | Windows 2000 |
| 15 | 27 | 0.03 | 20 | 0.15 | Auto; Windows |
| 16 | 27 | 0.03 | 20 | 0.15 | ) - BrowseX (2.0.0 Windows |
| 17 | 89 | 0.11 | 20 | 0.15 | +http://www.exabot.com/go/robot |
| 18 | 104 | 0.13 | 17 | 0.13 | Windows 98 |
| 19 | 19 | 0.02 | 16 | 0.12 | Windows 3.1 |
| 20 | 16 | 0.02 | 15 | 0.11 | Windows CE |
| 21 | 13 | 0.02 | 13 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 22 | 12 | 0.01 | 11 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 23 | 27 | 0.03 | 9 | 0.07 | Windows ME |
| 24 | 8 | 0.01 | 7 | 0.05 | +info@netcraft.com |
| 25 | 5898 | 7.19 | 6 | 0.04 | +http://webmeup-crawler.com/ |
| 26 | 8 | 0.01 | 6 | 0.04 | X11 |
| 27 | 1388 | 1.69 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 28 | 4 | 0.00 | 4 | 0.03 | actually this is http://ismyblogworking.... |
| 29 | 27 | 0.03 | 3 | 0.02 | +http://sur.ly/bot.html |
| 30 | 28 | 0.03 | 3 | 0.02 | Windows XP |
| 31 | 2 | 0.00 | 2 | 0.01 | http://nmap.org/book/nse.html |
| 32 | 16 | 0.02 | 2 | 0.01 | +http://www.semrush.com/bot.html |
| 33 | 2006 | 2.45 | 2 | 0.01 | http://crawler.007ac9.net/ |
| 34 | 26 | 0.03 | 2 | 0.01 | +https://www.dataprovider.com/ |
| 35 | 58 | 0.07 | 2 | 0.01 | +http://siteexplorer.info/ |
| 36 | 14 | 0.02 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 37 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 38 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 39 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
