| Used Operating Systems by Visits |
| 1 | 6409 | 10.90 | 3919 | 52.15 | +http://ahrefs.com/robot/ |
| 2 | 2854 | 4.86 | 2294 | 30.53 | +http://www.baidu.com/search/spider.html |
| 3 | 28796 | 48.99 | 355 | 4.72 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 3465 | 5.89 | 279 | 3.71 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 534 | 0.91 | 256 | 3.41 | +http://www.google.com/bot.html |
| 6 | 484 | 0.82 | 216 | 2.87 | +http://www.bing.com/bingbot.htm |
| 7 | 130 | 0.22 | 63 | 0.84 | Windows NT |
| 8 | 115 | 0.20 | 36 | 0.48 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 133 | 0.23 | 28 | 0.37 | +http://www.linkdex.com/bots/ |
| 10 | 27 | 0.05 | 25 | 0.33 | +http://www.uptime.com/uptimebot |
| 11 | 33 | 0.06 | 18 | 0.24 | +http://www.exabot.com/go/robot |
| 12 | 2196 | 3.74 | 5 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 13 | 10 | 0.02 | 5 | 0.07 | +http://fulltext.sblog.cz/ |
| 14 | 13046 | 22.19 | 4 | 0.05 | +http://megaindex.com/crawler |
| 15 | 3 | 0.01 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 16 | 4 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 17 | 500 | 0.85 | 2 | 0.03 | Linux [unknown version] |
| 18 | 4 | 0.01 | 2 | 0.03 | +https://www.mojeek.com/bot.html |
| 19 | 26 | 0.04 | 2 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 20 | 4 | 0.01 | 2 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 2 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 22 | 8 | 0.01 | 0 | 0.00 | +http://webmeup-crawler.com/ |
