| Used Operating Systems by Visits |
| 1 | 3429 | 8.28 | 2724 | 69.14 | +http://www.baidu.com/search/spider.html |
| 2 | 34704 | 83.84 | 543 | 13.78 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 480 | 1.16 | 170 | 4.31 | +http://www.google.com/bot.html |
| 4 | 1564 | 3.78 | 151 | 3.83 | Windows NT |
| 5 | 276 | 0.67 | 114 | 2.89 | +http://www.linkdex.com/bots/ |
| 6 | 660 | 1.59 | 90 | 2.28 | +http://yandex.com/bots |
| 7 | 63 | 0.15 | 58 | 1.47 | +http://www.uptime.com/uptimebot |
| 8 | 24 | 0.06 | 23 | 0.58 | +http://www.xovibot.net/ |
| 9 | 29 | 0.07 | 14 | 0.36 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 16 | 0.04 | 8 | 0.20 | +http://www.seokicks.de/robot.html |
| 11 | 15 | 0.04 | 5 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 12 | 4 | 0.01 | 4 | 0.10 | Windows XP |
| 13 | 4 | 0.01 | 4 | 0.10 | +http://megaindex.com/crawler |
| 14 | 20 | 0.05 | 3 | 0.08 | J2ME/MIDP |
| 15 | 5 | 0.01 | 3 | 0.08 | +http://www.semrush.com/bot.html |
| 16 | 14 | 0.03 | 2 | 0.05 | https://nmap.org/book/nse.html |
| 17 | 2 | 0.00 | 2 | 0.05 | +https://gimmeusa.com/crawler.html |
| 18 | 2 | 0.00 | 2 | 0.05 | http://nmap.org/book/nse.html |
| 19 | 4 | 0.01 | 2 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 20 | 4 | 0.01 | 2 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 21 | 4 | 0.01 | 2 | 0.05 | http://www.botje.com/plukkie.htm |
| 22 | 4 | 0.01 | 2 | 0.05 | +info@netcraft.com |
| 23 | 2 | 0.00 | 2 | 0.05 | Windows 95 |
| 24 | 6 | 0.01 | 2 | 0.05 | http://crawler.007ac9.net/ |
| 25 | 4 | 0.01 | 2 | 0.05 | X11 |
| 26 | 4 | 0.01 | 2 | 0.05 | +http://www.exabot.com/go/robot |
| 27 | 4 | 0.01 | 2 | 0.05 | +http://www.bing.com/bingbot.htm |
| 28 | 19 | 0.05 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 29 | 3 | 0.01 | 1 | 0.03 | +https://www.dataprovider.com/ |
| 30 | 20 | 0.05 | 0 | 0.00 | Linux [unknown version] |
| 31 | 2 | 0.00 | 0 | 0.00 | Windows 98 |
| 32 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
