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>
    <alllinks>
      <l ns="0" title="Call Forwarding" />
      <l ns="0" title="Call Forwarding at office.de" />
      <l ns="0" title="Call Forwarding with PBX at office.de" />
      <l ns="0" title="Caretaker - Hausmeister" />
      <l ns="0" title="Datenbanken verwalten mit PHPMyAdmin" />
      <l ns="0" title="Domainverwaltung mit Plesk" />
      <l ns="0" title="E-Mail" />
      <l ns="0" title="Exchange-Mailkonten" />
      <l ns="0" title="Exchange-Mailkonten" />
      <l ns="0" title="FTP / Dateien im WWW bereitstellen" />
    </alllinks>
  </query>
  <query-continue>
    <alllinks alcontinue="FTP / Dateien im WWW bereitstellen|288" />
  </query-continue>
</api>