It appears that GNU-Darwin is losing the xi.nu domain, due to very dicey moves on the part of the TLD authority. http://gnudarwin.wordpress.com/2012/06/08/it-appears-that-gnu-darwin-is-losing-the-xi-nu-domain-due-to-very-dicey-moves-on-the-part-of-the-tld-authority/

It appears that GNU-Darwin is losing the xi.nu domain, due to very dicey moves on the part of the TLD authority.
http://ping.fm/h4bds