| Used Operating Systems |
| 1 | 13402 | 28.98 | 283 | 8.21 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 11064 | 23.93 | 4 | 0.12 | +http://megaindex.com/crawler |
| 3 | 7475 | 16.17 | 324 | 9.40 | Windows NT |
| 4 | 4354 | 9.42 | 99 | 2.87 | +http://yandex.com/bots |
| 5 | 3207 | 6.94 | 444 | 12.89 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 2502 | 5.41 | 1359 | 39.45 | +http://ahrefs.com/robot/ |
| 7 | 1261 | 2.73 | 416 | 12.08 | +http://www.baidu.com/search/spider.html |
| 8 | 891 | 1.93 | 5 | 0.15 | +http://OpenLinkProfiler.org/bot |
| 9 | 541 | 1.17 | 186 | 5.40 | +http://www.bing.com/bingbot.htm |
| 10 | 476 | 1.03 | 78 | 2.26 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 256 | 0.55 | 63 | 1.83 | +http://www.google.com/bot.html |
| 12 | 139 | 0.30 | 35 | 1.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 137 | 0.30 | 0 | 0.00 | +http://www.linkdex.com/bots/ |
| 14 | 95 | 0.21 | 7 | 0.20 | +http://www.semrush.com/bot.html |
| 15 | 88 | 0.19 | 19 | 0.55 | +http://www.exabot.com/go/robot |
| 16 | 68 | 0.15 | 2 | 0.06 | +https://www.aihitdata.com/about |
| 17 | 54 | 0.12 | 6 | 0.17 | +http://www.seokicks.de/robot.html |
| 18 | 36 | 0.08 | 36 | 1.04 | Windows 95 |
| 19 | 33 | 0.07 | 0 | 0.00 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 20 | 30 | 0.06 | 7 | 0.20 | +spider@seoscanners.net |
| 21 | 18 | 0.04 | 6 | 0.17 | +http://www.profound.net/domainappender |
| 22 | 12 | 0.03 | 12 | 0.35 | Windows CE |
| 23 | 12 | 0.03 | 3 | 0.09 | http://filterdb.iss.net/crawler/ |
| 24 | 10 | 0.02 | 0 | 0.00 | +https://www.dataprovider.com/ |
| 25 | 10 | 0.02 | 0 | 0.00 | +http://siteexplorer.info/ |
| 26 | 9 | 0.02 | 9 | 0.26 | Auto; Windows |
| 27 | 9 | 0.02 | 4 | 0.12 | Windows 98 |
| 28 | 8 | 0.02 | 3 | 0.09 | Windows XP |
| 29 | 7 | 0.02 | 7 | 0.20 | ) - BrowseX (2.0.0 Windows |
| 30 | 5 | 0.01 | 5 | 0.15 | +http://glutenfreepleasure.com/ |
| 31 | 5 | 0.01 | 5 | 0.15 | Windows ME |
| 32 | 4 | 0.01 | 0 | 0.00 | crawler@goodzer.com |
| 33 | 4 | 0.01 | 4 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 34 | 3 | 0.01 | 3 | 0.09 | Windows 2000 |
| 35 | 3 | 0.01 | 3 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 36 | 3 | 0.01 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 37 | 2 | 0.00 | 2 | 0.06 | +https://rankval.com |
| 38 | 2 | 0.00 | 2 | 0.06 | +info@netcraft.com |
| 39 | 1 | 0.00 | 1 | 0.03 | Win32 |
| 40 | 1 | 0.00 | 1 | 0.03 | +http://sur.ly/bot.html |
| 41 | 1 | 0.00 | 1 | 0.03 | Windows 3.1 |
| 42 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
