07/12/21 20:43:01 SyATb3MZ0
URLﾘﾝｸ(pc.watch.impress.co.jp)
Feeds should not be served with the "text/plain" media type
Your feed appears to be encoded as "UTF-8", but your server is reporting "US-ASCII"
line 2, column 0: The prefix "sy" generally is associated with the namespace "URLﾘﾝｸ(purl.org)"
<rdf:RDF