| Used Operating Systems |
| 1 | 19802 | 62.62 | 645 | 16.81 | +http://yandex.com/bots |
| 2 | 5104 | 16.14 | 522 | 13.60 | Windows NT |
| 3 | 2143 | 6.78 | 63 | 1.64 | http://mj12bot.com/ |
| 4 | 1866 | 5.90 | 1671 | 43.55 | +http://www.baidu.com/search/spider.html |
| 5 | 1190 | 3.76 | 350 | 9.12 | +http://www.bing.com/bingbot.htm |
| 6 | 393 | 1.24 | 244 | 6.36 | +http://www.google.com/bot.html |
| 7 | 309 | 0.98 | 26 | 0.68 | +http://napoveda.seznam.cz/en/seznambot-... |
| 8 | 253 | 0.80 | 100 | 2.61 | +http://www.linkdex.com/bots/ |
| 9 | 218 | 0.69 | 82 | 2.14 | +http://ahrefs.com/robot/ |
| 10 | 43 | 0.14 | 3 | 0.08 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 39 | 0.12 | 6 | 0.16 | +http://www.semrush.com/bot.html |
| 12 | 32 | 0.10 | 2 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 13 | 26 | 0.08 | 12 | 0.31 | +http://www.exabot.com/go/robot |
| 14 | 24 | 0.08 | 14 | 0.36 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 24 | 0.08 | 24 | 0.63 | +http://www.uptime.com/uptimebot |
| 16 | 19 | 0.06 | 1 | 0.03 | +https://www.aihitdata.com/about |
| 17 | 18 | 0.06 | 15 | 0.39 | Windows 95 |
| 18 | 18 | 0.06 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 19 | 18 | 0.06 | 3 | 0.08 | +http://www.profound.net/domainappender |
| 20 | 17 | 0.05 | 10 | 0.26 | Windows 98 |
| 21 | 16 | 0.05 | 3 | 0.08 | Linux [unknown version] |
| 22 | 6 | 0.02 | 4 | 0.10 | +http://sur.ly/bot.html |
| 23 | 6 | 0.02 | 5 | 0.13 | Windows ME |
| 24 | 6 | 0.02 | 6 | 0.16 | Windows XP |
| 25 | 5 | 0.02 | 5 | 0.13 | Windows 2000 |
| 26 | 4 | 0.01 | 2 | 0.05 | http://www.opensiteexplorer.org/dotbot, ... |
| 27 | 4 | 0.01 | 4 | 0.10 | ) - BrowseX (2.0.0 Windows |
| 28 | 4 | 0.01 | 2 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 29 | 3 | 0.01 | 3 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 30 | 2 | 0.01 | 2 | 0.05 | Windows CE |
| 31 | 2 | 0.01 | 1 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 32 | 2 | 0.01 | 1 | 0.03 | +http://siteexplorer.info/Backlink-Check... |
| 33 | 2 | 0.01 | 1 | 0.03 | http://www.botje.com/plukkie.htm |
| 34 | 2 | 0.01 | 2 | 0.05 | Windows 3.1 |
| 35 | 2 | 0.01 | 1 | 0.03 | +info@netcraft.com |
| 36 | 1 | 0.00 | 1 | 0.03 | http://nmap.org/book/nse.html |
| 37 | 1 | 0.00 | 1 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
