Sitemap is a hierarchical representation of a site structure, consisting of web pages.
Sitemap is also an XML type file with metadata (last update, frequency of changes, relevance in relation to other URLs, etc..) Of a site that are relevant to search engines, optimizing the results of a search.
Search domains to identify domains owners, name server details, host and other relative data of that domain.
Check various SEO stats of domains like Google PageRank and Alexa Rank.
Find all the information related to a domain including registrar details, owner details and nameservers.