| Used Operating Systems |
| 1 | 3974 | 25.82 | 62 | 1.92 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3501 | 22.75 | 870 | 27.01 | Windows NT |
| 3 | 2020 | 13.12 | 1767 | 54.86 | +http://www.baidu.com/search/spider.html |
| 4 | 1245 | 8.09 | 1 | 0.03 | +http://fulltext.sblog.cz/ |
| 5 | 1065 | 6.92 | 1 | 0.03 | +http://megaindex.com/crawler |
| 6 | 990 | 6.43 | 160 | 4.97 | +http://www.bing.com/bingbot.htm |
| 7 | 575 | 3.74 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 8 | 507 | 3.29 | 113 | 3.51 | +http://yandex.com/bots |
| 9 | 474 | 3.08 | 145 | 4.50 | +http://www.google.com/bot.html |
| 10 | 295 | 1.92 | 1 | 0.03 | http://crawler.007ac9.net/ |
| 11 | 172 | 1.12 | 19 | 0.59 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 85 | 0.55 | 3 | 0.09 | Linux [unknown version] |
| 13 | 82 | 0.53 | 3 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 14 | 58 | 0.38 | 42 | 1.30 | +http://www.uptime.com/uptimebot |
| 15 | 57 | 0.37 | 2 | 0.06 | Windows XP |
| 16 | 34 | 0.22 | 1 | 0.03 | +https://www.aihitdata.com/about |
| 17 | 28 | 0.18 | 0 | 0.00 | http://yooz.ir; info@yooz.ir |
| 18 | 25 | 0.16 | 3 | 0.09 | +http://www.linkdex.com/bots/ |
| 19 | 24 | 0.16 | 2 | 0.06 | +https://www.lipperhey.com/en/about/ |
| 20 | 20 | 0.13 | 3 | 0.09 | +http://www.exabot.com/go/robot |
| 21 | 18 | 0.12 | 4 | 0.12 | X11 |
| 22 | 17 | 0.11 | 0 | 0.00 | Windows 95 |
| 23 | 13 | 0.08 | 0 | 0.00 | Auto; Windows |
| 24 | 13 | 0.08 | 0 | 0.00 | Android 2.3.5 |
| 25 | 12 | 0.08 | 1 | 0.03 | Windows 98 |
| 26 | 11 | 0.07 | 0 | 0.00 | Windows ME |
| 27 | 10 | 0.06 | 5 | 0.16 | http://www.bing.com/bingbot.htm |
| 28 | 8 | 0.05 | 1 | 0.03 | +http://www.linkpad.ru |
| 29 | 7 | 0.05 | 1 | 0.03 | crawler@mixrank.com |
| 30 | 6 | 0.04 | 2 | 0.06 | +http://www.privacyaware.org |
| 31 | 6 | 0.04 | 0 | 0.00 | FreeBSD [unknown version] |
| 32 | 6 | 0.04 | 3 | 0.09 | +http://duckduckgo.com |
| 33 | 5 | 0.03 | 0 | 0.00 | MSIE 5.5; Windows NT 5.0 |
| 34 | 5 | 0.03 | 4 | 0.12 | +info@netcraft.com |
| 35 | 4 | 0.03 | 0 | 0.00 | +http://www.scoutjet.com/ |
| 36 | 4 | 0.03 | 0 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 37 | 3 | 0.02 | 0 | 0.00 | Windows 2000 |
| 38 | 3 | 0.02 | 0 | 0.00 | Windows CE |
| 39 | 3 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 40 | 2 | 0.01 | 0 | 0.00 | +http://www.parsijoo.ir/; crawler@parsij... |
| 41 | 2 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 42 | 1 | 0.01 | 1 | 0.03 | http://nmap.org/book/nse.html |
| 43 | 1 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 44 | 1 | 0.01 | 1 | 0.03 | Linux i686 [unknown version] |
