| Used Operating Systems |
| 1 | 35454 | 43.28 | 177 | 3.30 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 27729 | 33.85 | 138 | 2.58 | http://mj12bot.com/ |
| 3 | 4310 | 5.26 | 3084 | 57.58 | +http://www.baidu.com/search/spider.html |
| 4 | 3226 | 3.94 | 1 | 0.02 | +http://megaindex.com/crawler |
| 5 | 2528 | 3.09 | 731 | 13.65 | +http://www.google.com/bot.html |
| 6 | 2494 | 3.04 | 3 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 7 | 2271 | 2.77 | 376 | 7.02 | Windows NT |
| 8 | 1376 | 1.68 | 297 | 5.55 | +http://yandex.com/bots |
| 9 | 980 | 1.20 | 252 | 4.71 | +http://www.bing.com/bingbot.htm |
| 10 | 558 | 0.68 | 4 | 0.07 | +http://siteexplorer.info/Backlink-Check... |
| 11 | 527 | 0.64 | 148 | 2.76 | +http://www.linkdex.com/bots/ |
| 12 | 286 | 0.35 | 70 | 1.31 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 48 | 0.06 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 14 | 38 | 0.05 | 9 | 0.17 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 19 | 0.02 | 19 | 0.35 | Windows 95 |
| 16 | 16 | 0.02 | 1 | 0.02 | https://www.dataprovider.com/spider/ |
| 17 | 11 | 0.01 | 9 | 0.17 | Linux [unknown version] |
| 18 | 9 | 0.01 | 7 | 0.13 | Windows 98 |
| 19 | 7 | 0.01 | 7 | 0.13 | X11 |
| 20 | 4 | 0.00 | 2 | 0.04 | Windows XP |
| 21 | 4 | 0.00 | 3 | 0.06 | +info@netcraft.com |
| 22 | 3 | 0.00 | 3 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 23 | 2 | 0.00 | 2 | 0.04 | Windows 2000 |
| 24 | 2 | 0.00 | 2 | 0.04 | http://nmap.org/book/nse.html |
| 25 | 2 | 0.00 | 2 | 0.04 | Auto; Windows |
| 26 | 2 | 0.00 | 2 | 0.04 | Windows 3.1 |
| 27 | 2 | 0.00 | 2 | 0.04 | +http://www.uptime.com/uptimebot |
| 28 | 2 | 0.00 | 2 | 0.04 | Syllable |
| 29 | 2 | 0.00 | 1 | 0.02 | +http://duckduckgo.com |
| 30 | 1 | 0.00 | 1 | 0.02 | Windows ME |
| 31 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
