On (13/03/18 10:40), Roger Martensson wrote:
After som serious digging I caved in and upgraded dnsutils on my Ubuntu. Seems that the future Ubuntu 18.04 has a non-working install of nsupdate. When upgrading to version 9.12 nsupdate (using ISC PPA) everything started to work.
Sounds to me like ubuntu version of fedora bug https://bugzilla.redhat.com/show_bug.cgi?id=1484451
It should be already fixed in bind upstream (9.11)
LS