| Used Operating Systems |
| 1 | 5864 | 41.62 | 1233 | 25.59 | Windows NT |
| 2 | 2629 | 18.66 | 2386 | 49.52 | +http://www.baidu.com/search/spider.html |
| 3 | 1989 | 14.12 | 226 | 4.69 | +http://yandex.com/bots |
| 4 | 1791 | 12.71 | 225 | 4.67 | +http://www.google.com/bot.html |
| 5 | 592 | 4.20 | 179 | 3.72 | +http://www.bing.com/bingbot.htm |
| 6 | 366 | 2.60 | 363 | 7.53 | http://www.yodao.com/help/webmaster/spid... |
| 7 | 138 | 0.98 | 21 | 0.44 | http://crawler.sistrix.net/ |
| 8 | 133 | 0.94 | 29 | 0.60 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 127 | 0.90 | 31 | 0.64 | ezooms.bot@gmail.com |
| 10 | 88 | 0.62 | 2 | 0.04 | MirrorDetector; +http://yandex.com/bots |
| 11 | 86 | 0.61 | 29 | 0.60 | +http://ahrefs.com/robot/ |
| 12 | 78 | 0.55 | 21 | 0.44 | +http://shoulu.jike.com/spider.html |
| 13 | 77 | 0.55 | 29 | 0.60 | +http://www.exabot.com/go/robot |
| 14 | 29 | 0.21 | 5 | 0.10 | +http://go.mail.ru/help/robots |
| 15 | 25 | 0.18 | 8 | 0.17 | Linux i686 [unknown version] |
| 16 | 14 | 0.10 | 2 | 0.04 | Intel Mac OS X 10.6 |
| 17 | 12 | 0.09 | 3 | 0.06 | +http://filterdb.iss.net/crawler/ |
| 18 | 12 | 0.09 | 1 | 0.02 | crawler@unister.de |
| 19 | 9 | 0.06 | 9 | 0.19 | Windows XP |
| 20 | 5 | 0.04 | 5 | 0.10 | http://www.youdao.com/help/webmaster/spi... |
| 21 | 5 | 0.04 | 4 | 0.08 | +info@netcraft.com |
| 22 | 4 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 23 | 4 | 0.03 | 0 | 0.00 | +http://www.openindex.io/en/webmasters/s... |
| 24 | 4 | 0.03 | 4 | 0.08 | Intel Mac OS X 10.4 |
| 25 | 4 | 0.03 | 1 | 0.02 | Windows 98 |
| 26 | 2 | 0.01 | 2 | 0.04 | +http://www.netseer.com/crawler.html; cr... |
| 27 | 2 | 0.01 | 0 | 0.00 | Mac_PowerPC; en |
