| Used Operating Systems |
| 1 | 1284 | 37.55 | 1249 | 47.26 | +http://www.baidu.com/search/spider.html |
| 2 | 1145 | 33.49 | 967 | 36.59 | Windows NT |
| 3 | 362 | 10.59 | 191 | 7.23 | +http://www.bing.com/bingbot.htm |
| 4 | 183 | 5.35 | 48 | 1.82 | +http://yandex.com/bots |
| 5 | 138 | 4.04 | 40 | 1.51 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 88 | 2.57 | 70 | 2.65 | +http://ahrefs.com/robot/ |
| 7 | 56 | 1.64 | 7 | 0.26 | http://crawler.sistrix.net/ |
| 8 | 52 | 1.52 | 12 | 0.45 | +http://www.google.com/bot.html |
| 9 | 26 | 0.76 | 13 | 0.49 | ezooms.bot@gmail.com |
| 10 | 20 | 0.58 | 10 | 0.38 | +http://www.exabot.com/go/robot |
| 11 | 15 | 0.44 | 9 | 0.34 | MSIE 5.5; Windows NT 5.0 |
| 12 | 12 | 0.35 | 7 | 0.26 | +http://shoulu.jike.com/spider.html |
| 13 | 10 | 0.29 | 1 | 0.04 | +http://www.warebay.com/bot.html |
| 14 | 9 | 0.26 | 7 | 0.26 | Windows 98 |
| 15 | 8 | 0.23 | 4 | 0.15 | MirrorDetector; +http://yandex.com/bots |
| 16 | 4 | 0.12 | 4 | 0.15 | Windows XP |
| 17 | 2 | 0.06 | 1 | 0.04 | Windows CE |
| 18 | 2 | 0.06 | 1 | 0.04 | Windows 95 |
| 19 | 2 | 0.06 | 1 | 0.04 | +info@netcraft.com |
| 20 | 1 | 0.03 | 1 | 0.04 | Linux i586 [unknown version] |
