https://www.google.com/webmasters/tools/submit-url
http://www.bing.com/toolbox/submit-site-url
http://www.entireweb.com/free_submission/
http://www.scrubtheweb.com/addurl.html
https://webmaster.yandex.com/addurl.xml
http://search.sonicrun.com/freelisting
http://www.activesearchresults.com/
http://www.exactseek.com/add.html
http://www.fybersearch.com/our-services/add-url.php
http://www.infotiger.com/addurl.html
http://www.secretsearchenginelabs.com/add-url.php
http://www.gigablast.com/addurl
http://smallseotools.com/online-ping-website-tool/
http://zhanzhang.baidu.com/sitesubmit/index
http://www.add-url.fr/2013/12/submit-url-to-sogou.html
http://www.official.my/addurl.php