For your interest. I tried Opensuse 11.2 on the same hardware and it seems like they're suffering from the same issue. They deliver Firefox with disableipv6=true by default though.
Here is their bugreport: https://bugzilla.novell.com/show_bug.cgi?id=539869 ** Bug watch added: Novell/SUSE Bugzilla #539869 https://bugzilla.novell.com/show_bug.cgi?id=539869 -- [karmic regression] all network apps / browsers suffer from multi-second delays by default due to IPv6 DNS lookups https://bugs.launchpad.net/bugs/417757 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
