| Used Operating Systems |
| 1 | 37095 | 33.20 | 303 | 0.68 | http://mj12bot.com/ |
| 2 | 33205 | 29.72 | 28472 | 63.52 | +http://ahrefs.com/robot/ |
| 3 | 14117 | 12.64 | 10954 | 24.44 | +http://www.baidu.com/search/spider.html |
| 4 | 5347 | 4.79 | 158 | 0.35 | +http://www.semrush.com/bot.html |
| 5 | 5336 | 4.78 | 512 | 1.14 | Windows NT |
| 6 | 3370 | 3.02 | 1 | 0.00 | +http://megaindex.com/crawler |
| 7 | 3002 | 2.69 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 8 | 2468 | 2.21 | 1552 | 3.46 | +http://www.google.com/bot.html |
| 9 | 2063 | 1.85 | 1264 | 2.82 | +http://www.bing.com/bingbot.htm |
| 10 | 1853 | 1.66 | 510 | 1.14 | +http://www.linkdex.com/bots/ |
| 11 | 1574 | 1.41 | 385 | 0.86 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 546 | 0.49 | 147 | 0.33 | +http://yandex.com/bots |
| 13 | 402 | 0.36 | 1 | 0.00 | +http://www.findxbot.com |
| 14 | 394 | 0.35 | 230 | 0.51 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 239 | 0.21 | 1 | 0.00 | Linux [unknown version] |
| 16 | 212 | 0.19 | 137 | 0.31 | +http://www.xovibot.net/ |
| 17 | 191 | 0.17 | 93 | 0.21 | +http://napoveda.seznam.cz/en/seznambot-... |
| 18 | 54 | 0.05 | 6 | 0.01 | +http://www.seokicks.de/robot.html |
| 19 | 51 | 0.05 | 29 | 0.06 | +http://www.exabot.com/go/robot |
| 20 | 50 | 0.04 | 8 | 0.02 | +http://help.coccoc.com/searchengine |
| 21 | 28 | 0.03 | 13 | 0.03 | +http://www.proximic.com/info/spider.php |
| 22 | 23 | 0.02 | 11 | 0.02 | +http://cliqz.com/company/cliqzbot |
| 23 | 22 | 0.02 | 2 | 0.00 | crawler@mixrank.com |
| 24 | 19 | 0.02 | 12 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 25 | 16 | 0.01 | 1 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 26 | 14 | 0.01 | 2 | 0.00 | http://filterdb.iss.net/crawler/ |
| 27 | 8 | 0.01 | 4 | 0.01 | +http://duckduckgo.com |
| 28 | 6 | 0.01 | 1 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 29 | 6 | 0.01 | 3 | 0.01 | X11 |
| 30 | 5 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.5 |
| 31 | 4 | 0.00 | 2 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 32 | 2 | 0.00 | 1 | 0.00 | https://nmap.org/book/nse.html |
| 33 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 34 | 1 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 35 | 1 | 0.00 | 1 | 0.00 | Macintosh |
