| Used Operating Systems |
| 1 | 2366 | 46.13 | 2152 | 55.91 | +http://www.baidu.com/search/spider.html |
| 2 | 1542 | 30.06 | 1236 | 32.11 | Windows NT |
| 3 | 486 | 9.48 | 252 | 6.55 | +http://www.bing.com/bingbot.htm |
| 4 | 235 | 4.58 | 48 | 1.25 | +http://yandex.com/bots |
| 5 | 138 | 2.69 | 55 | 1.43 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 80 | 1.56 | 12 | 0.31 | +http://www.google.com/bot.html |
| 7 | 52 | 1.01 | 25 | 0.65 | help@moz.com |
| 8 | 32 | 0.62 | 4 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 9 | 32 | 0.62 | 16 | 0.42 | +http://www.exabot.com/go/robot |
| 10 | 30 | 0.58 | 2 | 0.05 | +http://webmeup-crawler.com/ |
| 11 | 21 | 0.41 | 4 | 0.10 | Windows 98 |
| 12 | 16 | 0.31 | 2 | 0.05 | http://www.searchmetrics.com/en/searchme... |
| 13 | 16 | 0.31 | 7 | 0.18 | +http://fulltext.sblog.cz/ |
| 14 | 12 | 0.23 | 6 | 0.16 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 10 | 0.19 | 0 | 0.00 | Linux [unknown version] |
| 16 | 9 | 0.18 | 9 | 0.23 | +http://www.easou.com/search/spider.html |
| 17 | 8 | 0.16 | 1 | 0.03 | http://crawler.sistrix.net/ |
| 18 | 7 | 0.14 | 0 | 0.00 | Macintosh PPC |
| 19 | 4 | 0.08 | 0 | 0.00 | Win32 |
| 20 | 4 | 0.08 | 2 | 0.05 | +info@netcraft.com |
| 21 | 4 | 0.08 | 4 | 0.10 | WinHttp.WinHttpRequest.5 |
| 22 | 4 | 0.08 | 2 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 3 | 0.06 | 3 | 0.08 | Windows 95 |
| 24 | 3 | 0.06 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 25 | 2 | 0.04 | 2 | 0.05 | Windows 2000 |
| 26 | 2 | 0.04 | 0 | 0.00 | Trident/6.0; Windows NT 6.1; Zune 4.9.82... |
| 27 | 2 | 0.04 | 2 | 0.05 | +http://besome1.info/securityresearchbot... |
| 28 | 2 | 0.04 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 29 | 2 | 0.04 | 0 | 0.00 | Linux 2.4.x |
| 30 | 2 | 0.04 | 2 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 31 | 2 | 0.04 | 0 | 0.00 | Trident/6.0; Windows NT 5.0; MyIE2; FDM;... |
| 32 | 1 | 0.02 | 1 | 0.03 | Trident/6.0; Windows NT 6.0; MS-RTC LM 8... |
