| Used Operating Systems |
| 1 | 10655 | 34.67 | 7914 | 53.12 | +http://ahrefs.com/robot/ |
| 2 | 6847 | 22.28 | 91 | 0.61 | http://mj12bot.com/ |
| 3 | 4188 | 13.63 | 3708 | 24.89 | +http://www.baidu.com/search/spider.html |
| 4 | 3531 | 11.49 | 261 | 1.75 | Windows NT |
| 5 | 1416 | 4.61 | 18 | 0.12 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 726 | 2.36 | 309 | 2.07 | +http://www.google.com/bot.html |
| 7 | 712 | 2.32 | 264 | 1.77 | +http://www.bing.com/bingbot.htm |
| 8 | 284 | 0.92 | 281 | 1.89 | Windows 9 |
| 9 | 284 | 0.92 | 281 | 1.89 | Windows 2005 |
| 10 | 280 | 0.91 | 275 | 1.85 | Windows 2002 |
| 11 | 269 | 0.88 | 260 | 1.75 | Windows 2006 |
| 12 | 264 | 0.86 | 260 | 1.75 | Windows 2008 |
| 13 | 260 | 0.85 | 254 | 1.71 | Windows 2007 |
| 14 | 256 | 0.83 | 252 | 1.69 | Windows 2003 |
| 15 | 252 | 0.82 | 248 | 1.66 | Windows 2004 |
| 16 | 145 | 0.47 | 127 | 0.85 | +http://www.linkdex.com/bots/ |
| 17 | 57 | 0.19 | 1 | 0.01 | MAUI Runtime |
| 18 | 53 | 0.17 | 24 | 0.16 | +http://yandex.com/bots |
| 19 | 36 | 0.12 | 4 | 0.03 | +http://www.seokicks.de/robot.html |
| 20 | 34 | 0.11 | 8 | 0.05 | +http://napoveda.seznam.cz/en/seznambot-... |
| 21 | 30 | 0.10 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 22 | 27 | 0.09 | 6 | 0.04 | +spider@seoscanners.net |
| 23 | 21 | 0.07 | 11 | 0.07 | +http://www.exabot.com/go/robot |
| 24 | 19 | 0.06 | 9 | 0.06 | http://help.yahoo.com/help/us/ysearch/sl... |
| 25 | 12 | 0.04 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 26 | 10 | 0.03 | 2 | 0.01 | Linux [unknown version] |
| 27 | 10 | 0.03 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 28 | 10 | 0.03 | 1 | 0.01 | +http://megaindex.com/crawler |
| 29 | 7 | 0.02 | 3 | 0.02 | +http://siteexplorer.info/Backlink-Check... |
| 30 | 6 | 0.02 | 2 | 0.01 | +http://duckduckgo.com |
| 31 | 4 | 0.01 | 2 | 0.01 | http://www.businessseek.biz/ |
| 32 | 3 | 0.01 | 1 | 0.01 | crawler@mixrank.com |
| 33 | 3 | 0.01 | 3 | 0.02 | Windows XP |
| 34 | 3 | 0.01 | 0 | 0.00 | FreeBSD [unknown version] |
| 35 | 3 | 0.01 | 2 | 0.01 | +info@netcraft.com |
| 36 | 2 | 0.01 | 1 | 0.01 | support.orangebot@orange.com |
| 37 | 2 | 0.01 | 2 | 0.01 | +https://gimmeusa.com/crawler.html |
| 38 | 2 | 0.01 | 1 | 0.01 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 39 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 40 | 1 | 0.00 | 1 | 0.01 | +http://pmoz.info/doc/botinfo.htm |
| 41 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 42 | 1 | 0.00 | 1 | 0.01 | Linux i586 [unknown version] |
| 43 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 44 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
