Websites have Too Many Domains

Websites are nothing but web pages . Web pages we can create via html . Html for only to display the page in  the website and xml is to store the data and send the data to the database and displays the data in the website pages.Here the webpages are shown in the website we have websites via domains with so many domains we have in the market. domains nothing but dot.org, dot.com, dot.in, dot.ca.. and many more domains are used for personal organisation domains, corporte domains,business domains, country domains. and many more available similar domains. we get cheap  domains in the market we can purchase via online with cheaper rates.