Some of the yiffnet servers have decided to shutdown quoting complaints they got about Sibe. This reportadly includes DNS services for Yiffnet.

You can get more details from these sites:

http://www.pridelands.org/irc/
and
http://furry.ao.net/closed.html



Pridelands.org lists the following yiffnet IRC servers still operational: yiff.furry.de, irc.critter.net, and irc.chameleon.net.