You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <allredirects arcontinue="Krümmer_leermachen,_neu_lackieren_und_Rostentfernung_per_Säure" />
  </query-continue>
  <query>
    <allredirects>
      <r ns="0" title="Bremssattelschutz hinten aus Carbon" />
      <r ns="0" title="DE03 1999-2002 Schaltplan (GER)" />
      <r ns="0" title="DE03 1999-2002 Schaltplan (Yamaha, GER)" />
      <r ns="0" title="Dekor kleben" />
      <r ns="0" title="Drehmomente" />
      <r ns="0" title="Drehzahlmesser nachrüsten" />
      <r ns="0" title="Gelenklager im Federbein austauschen" />
      <r ns="0" title="Hauptseite" />
      <r ns="0" title="Impressum" />
      <r ns="0" title="Kickstarter nachrüsten" />
    </allredirects>
  </query>
</api>