| Used Operating Systems |
| 1 | 2599 | 34.16 | 2379 | 54.07 | +http://www.baidu.com/search/spider.html |
| 2 | 2230 | 29.31 | 1182 | 26.86 | Windows NT |
| 3 | 635 | 8.35 | 181 | 4.11 | +http://www.google.com/bot.html |
| 4 | 635 | 8.35 | 246 | 5.59 | +http://www.bing.com/bingbot.htm |
| 5 | 400 | 5.26 | 199 | 4.52 | +http://ahrefs.com/robot/ |
| 6 | 278 | 3.65 | 46 | 1.05 | +http://yandex.com/bots |
| 7 | 236 | 3.10 | 3 | 0.07 | X11 |
| 8 | 197 | 2.59 | 46 | 1.05 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 117 | 1.54 | 52 | 1.18 | ezooms.bot@gmail.com |
| 10 | 70 | 0.92 | 7 | 0.16 | http://crawler.sistrix.net/ |
| 11 | 60 | 0.79 | 3 | 0.07 | Windows Phone OS 7.5 |
| 12 | 58 | 0.76 | 21 | 0.48 | +http://shoulu.jike.com/spider.html |
| 13 | 25 | 0.33 | 4 | 0.09 | +http://go.mail.ru/help/robots |
| 14 | 23 | 0.30 | 11 | 0.25 | +http://www.exabot.com/go/robot |
| 15 | 12 | 0.16 | 3 | 0.07 | MirrorDetector; +http://yandex.com/bots |
| 16 | 11 | 0.14 | 2 | 0.05 | +http://www.compspy.com/spider.html |
| 17 | 8 | 0.11 | 2 | 0.05 | Windows 98 |
| 18 | 6 | 0.08 | 4 | 0.09 | +info@netcraft.com |
| 19 | 5 | 0.07 | 5 | 0.11 | +http://pmoz.info/doc/botinfo.htm |
| 20 | 2 | 0.03 | 2 | 0.05 | +http://www.netseer.com/crawler.html; cr... |
| 21 | 2 | 0.03 | 2 | 0.05 | Macintosh |
