| 1 | https://www.quora.com/ | Jan-22 |
| 2 | https://able2know.org/ | Jan-22 |
| 3 | http://answerbag.com/ | Jan-22 |
| 4 | https://answers.yahoo.com/ | Jan-22 |
| 5 | https://ask.metafilter.com/ | Jan-22 |
| 6 | https://www.askdeb.com/ | Jan-22 |
| 8 | https://www.askmehelpdesk.com/ | Jan-22 |
| 9 | https://www.blurtit.com/ | Jan-22 |
| 10 | https://www.experts-exchange.com/ | Jan-22 |
| 11 | https://www.fluther.com/ | Jan-22 |
| 12 | https://www.funadvice.com/ | Jan-22 |
| 13 | https://www.girlsaskguys.com/ | Jan-22 |
| 14 | https://www.startpagina.nl/v/ | Jan-22 |
| 15 | https://www.healthtap.com/ | Jan-22 |
| 16 | http://www.helpfulbox.com/ind | Jan-22 |
| 17 | https://iask.sina.com.cn/ | Jan-22 |
| 18 | https://www.linkedin.com/ | Jan-22 |
| 19 | https://inside.com/ | Jan-22 |
| 20 | https://mathoverflow.net/ | Jan-22 |
| 21 | https://otvet.mail.ru/ | Jan-22 |
| 22 | http://m.rediff.com/qna | Jan-22 |
| 23 | https://stackexchange.com/ | Jan-22 |
| 24 | https://www.theanswerbank.co.uk/ | Jan-22 |
| 25 | http://www.whyzz.com/ | Jan-22 |
| 26 | https://www.wikianswers.com/ | Jan-22 |
| 27 | http://www.answers.com/Q/ | Jan-22 |
| 28 | https://zhidao.baidu.com/ | Jan-22 |
| 29 | http://www.giikers.com/ | Jan-22 |
| 30 | https://www.apsense.com/ | Jan-22 |
| 31 | https://www.answersmode.com/ | Jan-22 |
| 32 | http://askpedia.com/ | Jan-22 |
| 33 | https://www.reddit.com/r/AskReddit/ | Jan-22 |
| 34 | https://ask.fm/ | Jan-22 |
| 35 | https://www.ehow.com/ | Jan-22 |
| 36 | https://superuser.com/ | Jan-22 |
| 37 | https://stackoverflow.com/ | Jan-22 |
