| Used Operating Systems |
| 1 | 20217 | 40.00 | 195 | 1.28 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 14489 | 28.67 | 9622 | 63.11 | +http://ahrefs.com/robot/ |
| 3 | 6244 | 12.35 | 3644 | 23.90 | +http://www.baidu.com/search/spider.html |
| 4 | 4202 | 8.31 | 862 | 5.65 | Windows NT |
| 5 | 3090 | 6.11 | 147 | 0.96 | +http://yandex.com/bots |
| 6 | 1157 | 2.29 | 327 | 2.14 | +http://www.bing.com/bingbot.htm |
| 7 | 574 | 1.14 | 207 | 1.36 | +http://www.linkdex.com/bots/ |
| 8 | 261 | 0.52 | 86 | 0.56 | +http://www.google.com/bot.html |
| 9 | 111 | 0.22 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 10 | 57 | 0.11 | 52 | 0.34 | Windows 95 |
| 11 | 48 | 0.09 | 31 | 0.20 | Windows 98 |
| 12 | 19 | 0.04 | 12 | 0.08 | Windows XP |
| 13 | 14 | 0.03 | 13 | 0.09 | Windows ME |
| 14 | 12 | 0.02 | 12 | 0.08 | Windows 3.1 |
| 15 | 12 | 0.02 | 12 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 16 | 9 | 0.02 | 9 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 17 | 7 | 0.01 | 5 | 0.03 | Windows CE |
| 18 | 4 | 0.01 | 4 | 0.03 | Auto; Windows |
| 19 | 4 | 0.01 | 4 | 0.03 | Windows 2000 |
| 20 | 4 | 0.01 | 0 | 0.00 | +http://sur.ly/bot.html |
| 21 | 4 | 0.01 | 2 | 0.01 | +info@netcraft.com |
