Search engine optimization (SEO) is the process of affecting the visibility of a website or a web page in a search engine's results - often referred to as "natural," "organic," or "earned" results. In general, the earlier (or higher ranked on the search results page), and more frequently a site appears in the search results list, the more visitors it will receive from the search engine's users.
Search engines give important to domain aging and can track parameters like the registration date & first crawled date, you better register your site with search engines as early as possible. Search engines follow various automated procedures like indexing, crawling such as Google, create their listings automatically. They "crawl" or "spider" the web, then people search through what they have found.