404. That’s an error.
The requested URL /add?feedurl=http://www.phoenix.edu/rss.xml/feeds/_jcr_content/centerparsys/rss_31.xml was not found on this server. That’s all we know.
/add?feedurl=http://www.phoenix.edu/rss.xml/feeds/_jcr_content/centerparsys/rss_31.xml