It doesn't in at least one well known browser - the "escaped" colons get turned into colons before being passed to the resolver. I tried it some time ago. Brian >- Masaki Hirabaru said: > > > 3ffe:306:1051:8300:220:feff:fe00:8781 > 3ffe%3a306%3a1051%3a8300%3a220%3afeff%3afe00%3a8781 > > I think that this should work in url. -- Masaki >