Pinging your websites URLs to the search engine is very important in many cases. It can help you submit site to quickly. Google or any other search engine will not be able to know itself about the changes or updates, you have made to your website. This not only goes for the alteration but as well as, a new URL or web page can also be pinged for the search engines to update the database. Search engines normally take the time to recognize and index your data without pinging. For example, You have written an article and updated it in your link but did not submitted it to google. Now, what can happen? It can be stolen by someone else before Google even reach to it and he or she can post it as their own unique content and index it from google. Simply enter your blog URL and blog tile in their respective fields and click on ping button.