| Used Operating Systems |
| 1 | 16271 | 81.71 | 3486 | 67.47 | Windows NT |
| 2 | 435 | 2.18 | 151 | 2.92 | +http://www.bing.com/bingbot.htm |
| 3 | 417 | 2.09 | 240 | 4.64 | +http://www.google.com/bot.html |
| 4 | 386 | 1.94 | 194 | 3.75 | +http://www.baidu.com/search/spider.html |
| 5 | 371 | 1.86 | 325 | 6.29 | Windows 95 |
| 6 | 243 | 1.22 | 41 | 0.79 | Windows 98 |
| 7 | 192 | 0.96 | 64 | 1.24 | +http://yandex.com/bots |
| 8 | 171 | 0.86 | 48 | 0.93 | +http://ahrefs.com/robot/ |
| 9 | 125 | 0.63 | 5 | 0.10 | +https://www.megaindex.ru/?tab=linkAnaly... |
| 10 | 81 | 0.41 | 3 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 11 | 76 | 0.38 | 67 | 1.30 | Windows 2000 |
| 12 | 74 | 0.37 | 71 | 1.37 | MSIE 5.5; Windows NT 4.0 |
| 13 | 71 | 0.36 | 5 | 0.10 | Windows XP |
| 14 | 68 | 0.34 | 63 | 1.22 | Windows CE |
| 15 | 67 | 0.34 | 58 | 1.12 | Windows 3.1 |
| 16 | 65 | 0.33 | 61 | 1.18 | ) - BrowseX (2.0.0 Windows |
| 17 | 64 | 0.32 | 1 | 0.02 | Windows 92 |
| 18 | 63 | 0.32 | 61 | 1.18 | MSIE 5.5; Windows NT 5.0 |
| 19 | 60 | 0.30 | 2 | 0.04 | +https://www.aihitdata.com/about |
| 20 | 59 | 0.30 | 54 | 1.05 | Windows ME |
| 21 | 59 | 0.30 | 10 | 0.19 | http://www.majestic12.co.uk/bot.php?+ |
| 22 | 56 | 0.28 | 7 | 0.14 | Linux [unknown version] |
| 23 | 56 | 0.28 | 2 | 0.04 | http://crawler.007ac9.net/ |
| 24 | 51 | 0.26 | 7 | 0.14 | Linux i586 [unknown version] |
| 25 | 50 | 0.25 | 48 | 0.93 | Auto; Windows |
| 26 | 41 | 0.21 | 21 | 0.41 | http://help.yahoo.com/help/us/ysearch/sl... |
| 27 | 38 | 0.19 | 1 | 0.02 | X11 |
| 28 | 35 | 0.18 | 2 | 0.04 | +http://fulltext.sblog.cz/ |
| 29 | 25 | 0.13 | 9 | 0.17 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 30 | 21 | 0.11 | 1 | 0.02 | http://www.lipperhey.com/ |
| 31 | 21 | 0.11 | 21 | 0.41 | Linux i686 [unknown version] |
| 32 | 18 | 0.09 | 0 | 0.00 | Android 2.3.5 |
| 33 | 15 | 0.08 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 34 | 14 | 0.07 | 7 | 0.14 | +http://www.exabot.com/go/robot |
| 35 | 12 | 0.06 | 6 | 0.12 | +http://www.meanpath.com/meanpathbot.htm... |
| 36 | 11 | 0.06 | 5 | 0.10 | +http://www.linkdex.com/bots/ |
| 37 | 7 | 0.04 | 3 | 0.06 | +http://help.coccoc.com/ |
| 38 | 5 | 0.03 | 4 | 0.08 | Android |
| 39 | 5 | 0.03 | 4 | 0.08 | +http://www.seograph.net/bot.html |
| 40 | 4 | 0.02 | 2 | 0.04 | +http://duckduckgo.com |
| 41 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 42 | 2 | 0.01 | 2 | 0.04 | +http://gimme60.com |
| 43 | 1 | 0.01 | 1 | 0.02 | Intel Mac OS X 10.5 |
| 44 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 45 | 1 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 46 | 1 | 0.01 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 47 | 1 | 0.01 | 1 | 0.02 | +http://www.xovibot.net/ |
