| Used Operating Systems |
| 1 | 19425 | 58.14 | 283 | 4.54 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5524 | 16.53 | 4164 | 66.85 | +http://ahrefs.com/robot/ |
| 3 | 2802 | 8.39 | 415 | 6.66 | +http://www.bing.com/bingbot.htm |
| 4 | 2761 | 8.26 | 314 | 5.04 | Windows NT |
| 5 | 1608 | 4.81 | 147 | 2.36 | +http://yandex.com/bots |
| 6 | 561 | 1.68 | 495 | 7.95 | +http://www.baidu.com/search/spider.html |
| 7 | 341 | 1.02 | 264 | 4.24 | +http://www.xovibot.net/ |
| 8 | 215 | 0.64 | 86 | 1.38 | +http://www.google.com/bot.html |
| 9 | 100 | 0.30 | 31 | 0.50 | +http://www.linkdex.com/bots/ |
| 10 | 28 | 0.08 | 8 | 0.13 | Windows 98 |
| 11 | 21 | 0.06 | 5 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 4 | 0.01 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 4 | 0.01 | 4 | 0.06 | Windows XP |
| 14 | 4 | 0.01 | 4 | 0.06 | Windows 95 |
| 15 | 4 | 0.01 | 2 | 0.03 | +spider@seoscanners.net |
| 16 | 3 | 0.01 | 1 | 0.02 | +https://www.dataprovider.com/ |
| 17 | 2 | 0.01 | 2 | 0.03 | Windows CE |
| 18 | 2 | 0.01 | 2 | 0.03 | +https://gimmeusa.com/crawler.html |
| 19 | 2 | 0.01 | 1 | 0.02 | WinHttp.WinHttpRequest.5 |
| 20 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
