| Used Operating Systems |
| 1 | 45993 | 62.06 | 537 | 5.38 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 9946 | 13.42 | 3 | 0.03 | +http://megaindex.com/crawler |
| 3 | 8669 | 11.70 | 5460 | 54.70 | +http://ahrefs.com/robot/ |
| 4 | 4825 | 6.51 | 3370 | 33.76 | +http://www.baidu.com/search/spider.html |
| 5 | 2738 | 3.69 | 6 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 6 | 651 | 0.88 | 248 | 2.48 | +http://www.bing.com/bingbot.htm |
| 7 | 312 | 0.42 | 136 | 1.36 | +http://www.google.com/bot.html |
| 8 | 271 | 0.37 | 32 | 0.32 | +http://www.linkdex.com/bots/ |
| 9 | 266 | 0.36 | 80 | 0.80 | Windows NT |
| 10 | 162 | 0.22 | 30 | 0.30 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 88 | 0.12 | 18 | 0.18 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 52 | 0.07 | 20 | 0.20 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 51 | 0.07 | 12 | 0.12 | +http://www.semrush.com/bot.html |
| 14 | 26 | 0.04 | 2 | 0.02 | +https://www.dataprovider.com/ |
| 15 | 19 | 0.03 | 7 | 0.07 | +http://yandex.com/bots |
| 16 | 11 | 0.01 | 1 | 0.01 | crawler@mixrank.com |
| 17 | 10 | 0.01 | 5 | 0.05 | +http://www.exabot.com/go/robot |
| 18 | 4 | 0.01 | 2 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 4 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 20 | 3 | 0.00 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 21 | 3 | 0.00 | 2 | 0.02 | Windows 98 |
| 22 | 2 | 0.00 | 2 | 0.02 | Windows 95 |
| 23 | 2 | 0.00 | 2 | 0.02 | Windows 3.1 |
| 24 | 2 | 0.00 | 2 | 0.02 | http://nmap.org/book/nse.html |
| 25 | 2 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
| 26 | 2 | 0.00 | 2 | 0.02 | Linux i586 [unknown version] |
