In English we call it Free search engine submission, in Italian sounds more or less "free submission in search engines . " It 's the easiest and quickest way to add your site to more search engines and all from one page, with list-your-site.com , just put the url of your website, an email address (you should create a secondary and not enter the official site of the wild to avoid spam) and within minutes the submission will be made.
Good to try.
Indexes free site in the major search engines of the world in 5 minutes | ADI web design
How to index your site in the world's best search engines and increase their visits in 5 minutes. Try it.