| Used Operating Systems by Visits |
| 1 | 2302 | 39.37 | 1998 | 62.81 | +http://www.baidu.com/search/spider.html |
| 2 | 836 | 14.30 | 426 | 13.39 | +http://www.google.com/bot.html |
| 3 | 528 | 9.03 | 188 | 5.91 | Windows NT |
| 4 | 175 | 2.99 | 173 | 5.44 | http://www.yodao.com/help/webmaster/spid... |
| 5 | 332 | 5.68 | 105 | 3.30 | +http://yandex.com/bots |
| 6 | 210 | 3.59 | 90 | 2.83 | +http://www.bing.com/bingbot.htm |
| 7 | 144 | 2.46 | 58 | 1.82 | ezooms.bot@gmail.com |
| 8 | 76 | 1.30 | 52 | 1.63 | +http://ahrefs.com/robot/ |
| 9 | 398 | 6.81 | 22 | 0.69 | http://crawler.sistrix.net/ |
| 10 | 30 | 0.51 | 13 | 0.41 | +http://www.exabot.com/go/robot |
| 11 | 228 | 3.90 | 11 | 0.35 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 16 | 0.27 | 8 | 0.25 | +http://www.eventguru.com/spider.html |
| 13 | 70 | 1.20 | 5 | 0.16 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 5 | 0.09 | 5 | 0.16 | Windows 95 |
| 15 | 8 | 0.14 | 4 | 0.13 | +http://discoveryengine.com/discobot.htm... |
| 16 | 6 | 0.10 | 4 | 0.13 | Windows 98 |
| 17 | 14 | 0.24 | 3 | 0.09 | Linux i686 [unknown version] |
| 18 | 2 | 0.03 | 2 | 0.06 | Windows 2000 |
| 19 | 4 | 0.07 | 2 | 0.06 | +http://www.openindex.io/en/webmasters/s... |
| 20 | 396 | 6.77 | 2 | 0.06 | +http://filterdb.iss.net/crawler/ |
| 21 | 42 | 0.72 | 2 | 0.06 | +http://www.aihit.com/ |
| 22 | 2 | 0.03 | 2 | 0.06 | Windows ME |
| 23 | 2 | 0.03 | 2 | 0.06 | Windows 3.1 |
| 24 | 2 | 0.03 | 2 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 25 | 2 | 0.03 | 1 | 0.03 | http://www.botje.com/plukkie.htm |
| 26 | 2 | 0.03 | 1 | 0.03 | +info@netcraft.com |
| 27 | 1 | 0.02 | 0 | 0.00 | Win32 |
| 28 | 14 | 0.24 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
