The following link in javax.xml.namespace gives 403-Forbidden

open/src/java.xml/share/classes/javax/xml/namespace/package-info.java: * <li><a href="http://www.w3.org/XML/xml-names-19990114-errata">

For a full recent list of external links, see cr.openjdk.java.net/~jjg/extLink.html