| Used Operating Systems |
| 1 | 19153 | 46.98 | 221 | 2.02 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 8673 | 21.27 | 5664 | 51.78 | +http://ahrefs.com/robot/ |
| 3 | 5533 | 13.57 | 4041 | 36.94 | +http://www.baidu.com/search/spider.html |
| 4 | 5507 | 13.51 | 186 | 1.70 | Windows NT |
| 5 | 660 | 1.62 | 291 | 2.66 | +http://www.google.com/bot.html |
| 6 | 550 | 1.35 | 218 | 1.99 | +http://www.bing.com/bingbot.htm |
| 7 | 157 | 0.39 | 55 | 0.50 | +http://yandex.com/bots |
| 8 | 125 | 0.31 | 117 | 1.07 | +http://www.linkdex.com/bots/ |
| 9 | 106 | 0.26 | 34 | 0.31 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 54 | 0.13 | 6 | 0.05 | +http://www.seokicks.de/robot.html |
| 11 | 40 | 0.10 | 4 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 12 | 33 | 0.08 | 17 | 0.16 | +http://www.semrush.com/bot.html |
| 13 | 26 | 0.06 | 9 | 0.08 | +spider@seoscanners.net |
| 14 | 22 | 0.05 | 2 | 0.02 | +http://www.warebay.com/bot.html |
| 15 | 20 | 0.05 | 20 | 0.18 | Windows 95 |
| 16 | 14 | 0.03 | 8 | 0.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 13 | 0.03 | 5 | 0.05 | Windows 98 |
| 18 | 13 | 0.03 | 7 | 0.06 | +http://www.exabot.com/go/robot |
| 19 | 12 | 0.03 | 3 | 0.03 | +http://duckduckgo.com |
| 20 | 11 | 0.03 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 21 | 8 | 0.02 | 2 | 0.02 | +http://www.profound.net/domainappender |
| 22 | 5 | 0.01 | 4 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 23 | 4 | 0.01 | 2 | 0.02 | +http://webmeup-crawler.com/ |
| 24 | 3 | 0.01 | 1 | 0.01 | crawler@mixrank.com |
| 25 | 3 | 0.01 | 3 | 0.03 | Windows 2000 |
| 26 | 3 | 0.01 | 3 | 0.03 | Windows CE |
| 27 | 3 | 0.01 | 3 | 0.03 | Windows XP |
| 28 | 3 | 0.01 | 3 | 0.03 | Windows 3.1 |
| 29 | 3 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 30 | 2 | 0.00 | 2 | 0.02 | +http://pmoz.info/doc/botinfo.htm |
| 31 | 2 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 32 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 33 | 1 | 0.00 | 1 | 0.01 | +https://gimmeusa.com/crawler.html |
| 34 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 35 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 36 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
