| Used Operating Systems by Visits |
| 1 | 2157 | 13.87 | 1988 | 45.64 | +http://www.baidu.com/search/spider.html |
| 2 | 2552 | 16.41 | 1264 | 29.02 | Windows NT |
| 3 | 694 | 4.46 | 339 | 7.78 | +http://www.google.com/bot.html |
| 4 | 637 | 4.10 | 274 | 6.29 | +http://www.bing.com/bingbot.htm |
| 5 | 8483 | 54.55 | 134 | 3.08 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 290 | 1.86 | 105 | 2.41 | +http://www.linkdex.com/bots/ |
| 7 | 101 | 0.65 | 47 | 1.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 239 | 1.54 | 36 | 0.83 | +http://yandex.com/bots |
| 9 | 55 | 0.35 | 23 | 0.53 | +http://www.semrush.com/bot.html |
| 10 | 37 | 0.24 | 22 | 0.51 | +http://www.easou.com/search/spider.html |
| 11 | 28 | 0.18 | 18 | 0.41 | +http://ahrefs.com/robot/ |
| 12 | 30 | 0.19 | 14 | 0.32 | +http://www.meanpath.com/meanpathbot.htm... |
| 13 | 28 | 0.18 | 12 | 0.28 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 17 | 0.11 | 10 | 0.23 | Linux [unknown version] |
| 15 | 7 | 0.05 | 7 | 0.16 | +http://www.domaintuno.com/robot |
| 16 | 16 | 0.10 | 7 | 0.16 | +http://www.exabot.com/go/robot |
| 17 | 10 | 0.06 | 6 | 0.14 | Linux i686 [unknown version] |
| 18 | 12 | 0.08 | 4 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 3 | 0.02 | 3 | 0.07 | 68K; Trident/4.0 |
| 20 | 3 | 0.02 | 3 | 0.07 | Windows 98 |
| 21 | 2 | 0.01 | 2 | 0.05 | +http://fb02itsscan.fh-muenster.de |
| 22 | 29 | 0.19 | 2 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 23 | 6 | 0.04 | 2 | 0.05 | Android 2.3.5 |
| 24 | 3 | 0.02 | 2 | 0.05 | +info@netcraft.com |
| 25 | 9 | 0.06 | 2 | 0.05 | +http://www.xovibot.net/ |
| 26 | 2 | 0.01 | 2 | 0.05 | Windows 9x |
| 27 | 10 | 0.06 | 1 | 0.02 | crawler@mixrank.com |
| 28 | 1 | 0.01 | 1 | 0.02 | PPC; Trident/2.0 |
| 29 | 1 | 0.01 | 1 | 0.02 | 68K; Win64; IA64; Trident/2.0 |
| 30 | 1 | 0.01 | 1 | 0.02 | Intel Mac OS X 10.5 |
| 31 | 2 | 0.01 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 32 | 3 | 0.02 | 1 | 0.02 | +http://downloadmine.biz |
| 33 | 1 | 0.01 | 1 | 0.02 | Win3.11; .NET CLR; Trident/2.0 |
| 34 | 1 | 0.01 | 1 | 0.02 | PPC; Trident/5.0 |
| 35 | 1 | 0.01 | 1 | 0.02 | PPC; SV1; Trident/4.0 |
| 36 | 1 | 0.01 | 1 | 0.02 | 68K; WOW64; Trident/5.0 |
| 37 | 1 | 0.01 | 1 | 0.02 | 68K; .NET CLR; Trident/4.0 |
| 38 | 1 | 0.01 | 1 | 0.02 | Windows ME |
| 39 | 1 | 0.01 | 1 | 0.02 | +http://gimmeUSA.com |
| 40 | 4 | 0.03 | 1 | 0.02 | +http://u2search.co |
| 41 | 1 | 0.01 | 1 | 0.02 | Windows 95 |
| 42 | 1 | 0.01 | 1 | 0.02 | PPC; Trident/4.0 |
| 43 | 1 | 0.01 | 1 | 0.02 | 68K; SV1; Trident/1.0 |
| 44 | 1 | 0.01 | 1 | 0.02 | 68K; Trident/2.0 |
| 45 | 4 | 0.03 | 1 | 0.02 | +http://alphaphitote.com |
| 46 | 1 | 0.01 | 1 | 0.02 | +http://wmaid.com/en/explore/ |
| 47 | 4 | 0.03 | 1 | 0.02 | X11 |
| 48 | 1 | 0.01 | 1 | 0.02 | PPC; WOW64; Trident/5.0 |
| 49 | 1 | 0.01 | 1 | 0.02 | PPC; Win64; IA64; Trident/1.0 |
| 50 | 1 | 0.01 | 1 | 0.02 | 68K; Win64; x64; Trident/1.0 |
| 51 | 1 | 0.01 | 1 | 0.02 | 68K; Win64; IA64; Trident/3.0 |
| 52 | 4 | 0.03 | 1 | 0.02 | +http://r4downloads.co |
| 53 | 1 | 0.01 | 1 | 0.02 | +; |
| 54 | 13 | 0.08 | 1 | 0.02 | +http://www.aihitdata.com/about |
| 55 | 2 | 0.01 | 0 | 0.00 | 68K; Trident/3.0 |
| 56 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 57 | 1 | 0.01 | 0 | 0.00 | 68K; Trident/1.0 |
| 58 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 59 | 32 | 0.21 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
