You are looking at the HTML representation of the XML format.
HTML is good for debugging, but probably is not suitable for your application.
See complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query>
    <pages>
      <page ns="0" title="API" missing="" />
      <page pageid="1" ns="0" title="Main Page">
        <revisions>
          <rev user="Filipe" timestamp="2012-02-23T17:02:32Z" comment="Reverted edits by [[Special:Contributions/MediaWiki spam cleanup|MediaWiki spam cleanup]] ([[User talk:MediaWiki spam cleanup|talk]]) to last revision by [[User:Filipe|Filipe]]" xml:space="preserve">'''Welcome to LusoVPS Wikipedia.'''

Try searching your term in the search bar. Ex: Dns.

== Getting started ==
* [http://www.lusovps.com Our Main Website]
* [http://wiki.lusovps.com LusoVPS Wiki FAQ]
* [http://management.lusovps.com:5353/login.php LusoVPS SolusVM Management Console]</rev>
        </revisions>
      </page>
    </pages>
  </query>
</api>