Promotion - Sitemaps
All sites have a sitemap located at http://www.yourdomain.com/sitemap.xml
You can add that sitemap to various services such as:
Google Search Console
https://www.google.com/webmasters/ you can see our guide here.
Bing Webmaster Tools
Once launched you should add your site to http://www.bing.com/toolbox/webmasters/