Issue #4270 has been updated by Hal Brodigan. Charles Nutter (@headius) suggested a way for the code to fail less loudly. https://gist.github.com/775696 If Resolv is going to explicitly not support UTF8 domain names, it should raise a descriptive ArgumentError. ---------------------------------------- http://redmine.ruby-lang.org/issues/show/4270 ---------------------------------------- http://redmine.ruby-lang.org