| Used Operating Systems |
| 1 | 15899 | 33.00 | 9140 | 79.12 | +http://ahrefs.com/robot/ |
| 2 | 14483 | 30.06 | 172 | 1.49 | +http://www.semrush.com/bot.html |
| 3 | 14302 | 29.69 | 211 | 1.83 | http://mj12bot.com/ |
| 4 | 1649 | 3.42 | 1283 | 11.11 | +http://www.baidu.com/search/spider.html |
| 5 | 656 | 1.36 | 296 | 2.56 | +http://www.google.com/bot.html |
| 6 | 326 | 0.68 | 100 | 0.87 | +http://yandex.com/bots |
| 7 | 300 | 0.62 | 194 | 1.68 | +http://www.bing.com/bingbot.htm |
| 8 | 266 | 0.55 | 72 | 0.62 | +http://www.linkdex.com/bots/ |
| 9 | 190 | 0.39 | 55 | 0.48 | Windows NT |
| 10 | 32 | 0.07 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 11 | 14 | 0.03 | 2 | 0.02 | https://nmap.org/book/nse.html |
| 12 | 12 | 0.02 | 6 | 0.05 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 12 | 0.02 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 14 | 8 | 0.02 | 2 | 0.02 | +http://siteexplorer.info/Backlink-Check... |
| 15 | 6 | 0.01 | 2 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 16 | 6 | 0.01 | 3 | 0.03 | +http://www.exabot.com/go/robot |
| 17 | 4 | 0.01 | 2 | 0.02 | Windows 98 |
| 18 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 19 | 2 | 0.00 | 2 | 0.02 | crawler@mixrank.com |
| 20 | 2 | 0.00 | 2 | 0.02 | +http://www.linkpad.ru |
| 21 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 22 | 2 | 0.00 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 23 | 1 | 0.00 | 1 | 0.01 | +http://eripp.com |
| 24 | 1 | 0.00 | 1 | 0.01 | +http://megaindex.com/crawler |
