| Used Operating Systems |
| 1 | 9703 | 34.79 | 5509 | 46.85 | +http://www.baidu.com/search/spider.html |
| 2 | 5912 | 21.20 | 5404 | 45.95 | +http://ahrefs.com/robot/ |
| 3 | 3365 | 12.06 | 1 | 0.01 | +http://megaindex.com/crawler |
| 4 | 2375 | 8.52 | 37 | 0.31 | +http://www.semrush.com/bot.html |
| 5 | 1966 | 7.05 | 68 | 0.58 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 1246 | 4.47 | 3 | 0.03 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 7 | 1001 | 3.59 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 8 | 748 | 2.68 | 83 | 0.71 | http://mj12bot.com/ |
| 9 | 316 | 1.13 | 202 | 1.72 | +http://www.google.com/bot.html |
| 10 | 226 | 0.81 | 1 | 0.01 | Linux i586 [unknown version] |
| 11 | 220 | 0.79 | 122 | 1.04 | Windows NT |
| 12 | 205 | 0.74 | 140 | 1.19 | +http://www.bing.com/bingbot.htm |
| 13 | 186 | 0.67 | 76 | 0.65 | +http://www.linkdex.com/bots/ |
| 14 | 176 | 0.63 | 66 | 0.56 | +http://yandex.com/bots |
| 15 | 116 | 0.42 | 1 | 0.01 | Linux i686 [unknown version] |
| 16 | 57 | 0.20 | 27 | 0.23 | +http://napoveda.seznam.cz/en/seznambot-... |
| 17 | 30 | 0.11 | 1 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 18 | 6 | 0.02 | 2 | 0.02 | Windows 95 |
| 19 | 5 | 0.02 | 2 | 0.02 | Windows 98 |
| 20 | 4 | 0.01 | 0 | 0.00 | https://nmap.org/book/nse.html |
| 21 | 4 | 0.01 | 2 | 0.02 | +http://www.exabot.com/go/robot |
| 22 | 4 | 0.01 | 1 | 0.01 | +http://help.coccoc.com/searchengine |
| 23 | 4 | 0.01 | 2 | 0.02 | +http://duckduckgo.com |
| 24 | 2 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 25 | 2 | 0.01 | 2 | 0.02 | Windows CE |
| 26 | 2 | 0.01 | 1 | 0.01 | +http://cliqz.com/company/cliqzbot |
| 27 | 2 | 0.01 | 1 | 0.01 | Windows ME |
| 28 | 2 | 0.01 | 1 | 0.01 | Windows 3.1 |
| 29 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 30 | 1 | 0.00 | 1 | 0.01 | J2ME/MIDP |
| 31 | 1 | 0.00 | 0 | 0.00 | ezooms.bot@gmail.com |
| 32 | 1 | 0.00 | 1 | 0.01 | Meta_Bot/1.1 |
| 33 | 1 | 0.00 | 1 | 0.01 | Macintosh |
