title: Got an error in magento connect for installing any extension
body: <p>In my store have magento community edition - 7.1.</p>
  
  <p>I try to install extension using magento store, but I got an error like this for all type of extensions</p>
  
  <p><strong>community/Dropifi_Dropificontactwidget: Could not resolve host: connect20.magentocommerce.com; Host not found</strong></p>
  
  <p>I placed this key for install magento</p>
  
  <p><a href="http://connect20.magentocommerce.com/community/Dropifi_Dropificontactwidget" rel="nofollow">http://connect20.magentocommerce.com/community/Dropifi_Dropificontactwidget</a></p>
  
  <p><a href="http://connect20.magento-commerce.com/community/Dropifi_Dropificontactwidget" rel="nofollow">http://connect20.magento-commerce.com/community/Dropifi_Dropificontactwidget</a></p>
  
  <p>Help me to get a result for this issue.</p>
  
  <p>Thanks</p>