| Used Operating Systems |
| 1 | 5462 | 45.61 | 1151 | 31.97 | Windows NT |
| 2 | 2792 | 23.31 | 155 | 4.31 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1891 | 15.79 | 1742 | 48.39 | +http://www.baidu.com/search/spider.html |
| 4 | 832 | 6.95 | 314 | 8.72 | +http://www.bing.com/bingbot.htm |
| 5 | 448 | 3.74 | 125 | 3.47 | +http://www.google.com/bot.html |
| 6 | 168 | 1.40 | 33 | 0.92 | +http://yandex.com/bots |
| 7 | 66 | 0.55 | 3 | 0.08 | +http://endb-consolidated.aihit.com/ |
| 8 | 54 | 0.45 | 3 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 9 | 41 | 0.34 | 15 | 0.42 | +http://www.exabot.com/go/robot |
| 10 | 40 | 0.33 | 2 | 0.06 | http://crawler.007ac9.net/ |
| 11 | 35 | 0.29 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 12 | 25 | 0.21 | 7 | 0.19 | +http://www.linkdex.com/bots/ |
| 13 | 20 | 0.17 | 8 | 0.22 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 18 | 0.15 | 1 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 15 | 14 | 0.12 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 16 | 13 | 0.11 | 8 | 0.22 | +http://wmaid.com/explore/ |
| 17 | 12 | 0.10 | 6 | 0.17 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 9 | 0.08 | 3 | 0.08 | +http://filterdb.iss.net/crawler/ |
| 19 | 9 | 0.08 | 9 | 0.25 | X11 |
| 20 | 8 | 0.07 | 4 | 0.11 | http://crawler.sistrix.net/ |
| 21 | 6 | 0.05 | 2 | 0.06 | Linux i686 [unknown version] |
| 22 | 3 | 0.03 | 2 | 0.06 | Android 2.3.5 |
| 23 | 3 | 0.03 | 2 | 0.06 | +info@netcraft.com |
| 24 | 3 | 0.03 | 1 | 0.03 | +http://inload.in |
| 25 | 2 | 0.02 | 1 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 26 | 1 | 0.01 | 1 | 0.03 | Windows 3.1 |
| 27 | 1 | 0.01 | 1 | 0.03 | Windows 98 |
