Non-xml feed (552) - Google AppStatus
The log is showing it has been an issue for at least the past several days:
Feed Fetch: Non-xml feed (552)
Page Fetch: OK (200)

The data pulled doesn’t appear to have an issue:

<?xml version="1.0" encoding="UTF-8"?>

Apps Status Dashboard;
Updates on performance information for Google Apps services from the Google Apps Status Dashboard (
). Unless otherwise noted, this status information applies to consumer services as well as services for organizations using Google Apps.