| Used Operating Systems |
| 1 | 4081 | 40.99 | 385 | 10.29 | Windows NT |
| 2 | 2945 | 29.58 | 2413 | 64.47 | +http://www.baidu.com/search/spider.html |
| 3 | 820 | 8.24 | 201 | 5.37 | +http://yandex.com/bots |
| 4 | 637 | 6.40 | 162 | 4.33 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 364 | 3.66 | 99 | 2.64 | +http://www.google.com/bot.html |
| 6 | 352 | 3.54 | 203 | 5.42 | +http://www.bing.com/bingbot.htm |
| 7 | 349 | 3.51 | 121 | 3.23 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 120 | 1.21 | 18 | 0.48 | Windows 98 |
| 9 | 92 | 0.92 | 63 | 1.68 | +http://www.uptime.com/uptimebot |
| 10 | 42 | 0.42 | 19 | 0.51 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 30 | 0.30 | 2 | 0.05 | +https://www.aihitdata.com/about |
| 12 | 26 | 0.26 | 2 | 0.05 | +https://www.lipperhey.com/en/about/ |
| 13 | 25 | 0.25 | 4 | 0.11 | FreeBSD [unknown version] |
| 14 | 12 | 0.12 | 2 | 0.05 | +http://www.privacyaware.org |
| 15 | 12 | 0.12 | 11 | 0.29 | Windows 95 |
| 16 | 8 | 0.08 | 4 | 0.11 | +http://ahrefs.com/robot/ |
| 17 | 6 | 0.06 | 4 | 0.11 | +info@netcraft.com |
| 18 | 4 | 0.04 | 4 | 0.11 | Windows 2000 |
| 19 | 4 | 0.04 | 3 | 0.08 | http://nmap.org/book/nse.html |
| 20 | 4 | 0.04 | 4 | 0.11 | MSIE 5.5; Windows NT 4.0 |
| 21 | 4 | 0.04 | 2 | 0.05 | +http://duckduckgo.com |
| 22 | 3 | 0.03 | 3 | 0.08 | Windows 3.1 |
| 23 | 2 | 0.02 | 2 | 0.05 | Windows CE |
| 24 | 2 | 0.02 | 2 | 0.05 | +https://gimmeusa.com/crawler.html |
| 25 | 2 | 0.02 | 1 | 0.03 | Windows XP |
| 26 | 2 | 0.02 | 2 | 0.05 | Windows ME |
| 27 | 2 | 0.02 | 2 | 0.05 | Linux [unknown version] |
| 28 | 2 | 0.02 | 1 | 0.03 | Android 2.3.5 |
| 29 | 2 | 0.02 | 2 | 0.05 | +http://www.grapeshot.co.uk/crawler.php |
| 30 | 1 | 0.01 | 1 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 31 | 1 | 0.01 | 1 | 0.03 | MSIE 5.5; Windows NT 5.0 |
