DNSTracer is a nice tool, that lets you quick see whats going on on various name server(s). Check it out yourself! Have a look at http://www.mavetju.org/unix/dnstracer.php there you can see that you must have this cute little tool.
Created attachment 6310 [details] dnstracer-1.6.ebuild (new package)
LICENSE="edwin@mavetju.org" Please have a look at the license of this program. I could not determine it exactly.
Add: DEPEND="virtual/glibc"
Commited, thanks for contributing this ebuild!