| Used Operating Systems by Visits |
| 1 | 2018 | 7.17 | 1420 | 26.72 | +http://ahrefs.com/robot/ |
| 2 | 1961 | 6.97 | 1379 | 25.95 | +http://www.baidu.com/search/spider.html |
| 3 | 7783 | 27.67 | 842 | 15.84 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 494 | 1.76 | 249 | 4.69 | +http://www.bing.com/bingbot.htm |
| 5 | 9759 | 34.69 | 238 | 4.48 | http://mj12bot.com/ |
| 6 | 536 | 1.91 | 217 | 4.08 | +http://napoveda.seznam.cz/en/seznambot-... |
| 7 | 2321 | 8.25 | 216 | 4.06 | Windows NT |
| 8 | 677 | 2.41 | 200 | 3.76 | +http://yandex.com/bots |
| 9 | 1236 | 4.39 | 169 | 3.18 | +http://www.google.com/bot.html |
| 10 | 391 | 1.39 | 92 | 1.73 | +http://www.linkdex.com/bots/ |
| 11 | 269 | 0.96 | 89 | 1.67 | +http://www.semrush.com/bot.html |
| 12 | 69 | 0.25 | 63 | 1.19 | +http://www.uptime.com/uptimebot |
| 13 | 139 | 0.49 | 57 | 1.07 | +http://www.xovibot.net/ |
| 14 | 68 | 0.24 | 21 | 0.40 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 51 | 0.18 | 12 | 0.23 | +http://help.coccoc.com/searchengine |
| 16 | 30 | 0.11 | 10 | 0.19 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 114 | 0.41 | 6 | 0.11 | +http://OpenLinkProfiler.org/bot |
| 18 | 110 | 0.39 | 5 | 0.09 | +https://www.aihitdata.com/about |
| 19 | 12 | 0.04 | 4 | 0.08 | +http://www.exabot.com/go/robot |
| 20 | 3 | 0.01 | 3 | 0.06 | +http://megogoserial.ru |
| 21 | 2 | 0.01 | 2 | 0.04 | https://nmap.org/book/nse.html |
| 22 | 2 | 0.01 | 2 | 0.04 | Linux 2.0.x |
| 23 | 8 | 0.03 | 2 | 0.04 | +http://siteexplorer.info/Backlink-Check... |
| 24 | 4 | 0.01 | 2 | 0.04 | Windows 95 |
| 25 | 4 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 26 | 36 | 0.13 | 2 | 0.04 | +http://megaindex.com/crawler |
| 27 | 10 | 0.04 | 2 | 0.04 | http://filterdb.iss.net/crawler/ |
| 28 | 2 | 0.01 | 2 | 0.04 | +http://tiod.ru |
| 29 | 4 | 0.01 | 2 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 30 | 2 | 0.01 | 2 | 0.04 | +http://www.radio.pervii.com/bot.htm |
| 31 | 2 | 0.01 | 1 | 0.02 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 32 | 10 | 0.04 | 1 | 0.02 | crawler@mixrank.com |
| 33 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 34 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
