| Used Operating Systems |
| 1 | 32566 | 82.80 | 371 | 9.11 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2698 | 6.86 | 2227 | 54.66 | +http://www.baidu.com/search/spider.html |
| 3 | 1260 | 3.20 | 304 | 7.46 | +http://www.google.com/bot.html |
| 4 | 1065 | 2.71 | 356 | 8.74 | Windows NT |
| 5 | 900 | 2.29 | 521 | 12.79 | +http://www.bing.com/bingbot.htm |
| 6 | 206 | 0.52 | 108 | 2.65 | +http://yandex.com/bots |
| 7 | 132 | 0.34 | 6 | 0.15 | +http://www.privacyaware.org |
| 8 | 73 | 0.19 | 57 | 1.40 | +http://www.uptime.com/uptimebot |
| 9 | 60 | 0.15 | 24 | 0.59 | +http://www.semrush.com/bot.html |
| 10 | 60 | 0.15 | 3 | 0.07 | http://crawler.007ac9.net/ |
| 11 | 49 | 0.12 | 28 | 0.69 | +http://ahrefs.com/robot/ |
| 12 | 44 | 0.11 | 2 | 0.05 | +https://www.aihitdata.com/about |
| 13 | 36 | 0.09 | 2 | 0.05 | Linux [unknown version] |
| 14 | 32 | 0.08 | 2 | 0.05 | Linux i686 [unknown version] |
| 15 | 30 | 0.08 | 11 | 0.27 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 26 | 0.07 | 2 | 0.05 | +https://www.lipperhey.com/en/about/ |
| 17 | 20 | 0.05 | 4 | 0.10 | http://filterdb.iss.net/crawler/ |
| 18 | 14 | 0.04 | 3 | 0.07 | +http://www.exabot.com/go/robot |
| 19 | 12 | 0.03 | 4 | 0.10 | Windows 98 |
| 20 | 11 | 0.03 | 10 | 0.25 | Windows XP |
| 21 | 7 | 0.02 | 7 | 0.17 | Windows 95 |
| 22 | 4 | 0.01 | 4 | 0.10 | http://nmap.org/book/nse.html |
| 23 | 4 | 0.01 | 2 | 0.05 | +info@netcraft.com |
| 24 | 3 | 0.01 | 3 | 0.07 | Windows CE |
| 25 | 3 | 0.01 | 3 | 0.07 | Windows 3.1 |
| 26 | 3 | 0.01 | 0 | 0.00 | FreeBSD [unknown version] |
| 27 | 3 | 0.01 | 3 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 28 | 2 | 0.01 | 2 | 0.05 | Windows 2000 |
| 29 | 2 | 0.01 | 1 | 0.02 | Android 2.3.5 |
| 30 | 2 | 0.01 | 2 | 0.05 | +http://www.grapeshot.co.uk/crawler.php |
| 31 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 32 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
