| Used Operating Systems |
| 1 | 39279 | 40.74 | 232 | 1.32 | http://mj12bot.com/ |
| 2 | 18422 | 19.11 | 658 | 3.73 | +http://yandex.com/bots |
| 3 | 16538 | 17.15 | 10098 | 57.27 | +http://ahrefs.com/robot/ |
| 4 | 6674 | 6.92 | 4517 | 25.62 | +http://www.baidu.com/search/spider.html |
| 5 | 5597 | 5.81 | 1064 | 6.03 | Windows NT |
| 6 | 3410 | 3.54 | 1 | 0.01 | +http://megaindex.com/crawler |
| 7 | 2696 | 2.80 | 13 | 0.07 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 1187 | 1.23 | 311 | 1.76 | +http://www.linkdex.com/bots/ |
| 9 | 808 | 0.84 | 414 | 2.35 | +http://www.google.com/bot.html |
| 10 | 699 | 0.73 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 11 | 324 | 0.34 | 128 | 0.73 | +http://www.bing.com/bingbot.htm |
| 12 | 197 | 0.20 | 71 | 0.40 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 168 | 0.17 | 6 | 0.03 | +http://siteexplorer.info/Backlink-Check... |
| 14 | 76 | 0.08 | 8 | 0.05 | +http://www.semrush.com/bot.html |
| 15 | 73 | 0.08 | 13 | 0.07 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 60 | 0.06 | 6 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 17 | 36 | 0.04 | 10 | 0.06 | +http://sur.ly/bot.html |
| 18 | 28 | 0.03 | 4 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 24 | 0.02 | 1 | 0.01 | +spider@seoscanners.net |
| 20 | 24 | 0.02 | 9 | 0.05 | +http://www.exabot.com/go/robot |
| 21 | 13 | 0.01 | 12 | 0.07 | Windows 95 |
| 22 | 12 | 0.01 | 11 | 0.06 | Windows 98 |
| 23 | 11 | 0.01 | 10 | 0.06 | +info@netcraft.com |
| 24 | 9 | 0.01 | 1 | 0.01 | crawler@mixrank.com |
| 25 | 9 | 0.01 | 5 | 0.03 | +http://www.uptime.com/uptimebot |
| 26 | 7 | 0.01 | 2 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 27 | 5 | 0.01 | 2 | 0.01 | Wayback Machine Live Record; +http://arc... |
| 28 | 4 | 0.00 | 4 | 0.02 | Windows XP |
| 29 | 4 | 0.00 | 4 | 0.02 | actually this is http://ismyblogworking.... |
| 30 | 3 | 0.00 | 3 | 0.02 | Windows CE |
| 31 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 32 | 2 | 0.00 | 2 | 0.01 | Auto; Windows |
| 33 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 34 | 2 | 0.00 | 2 | 0.01 | Windows 3.1 |
| 35 | 2 | 0.00 | 2 | 0.01 | Windows ME |
| 36 | 1 | 0.00 | 1 | 0.01 | webcrawler at wise-guys dot nl; http://w... |
| 37 | 1 | 0.00 | 0 | 0.00 | webcrawler at wise-guys dot nl; http://w... |
| 38 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 39 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 40 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
