Thanks for the report. I can confirm that.
Would you be willing to fill the upstream bug for this at https://gitlab.isc.org/isc-projects/bind9/-/issues It's always better to have an original submitter to fill the upstream bug. Thanks, Ondrej -- Ondřej Surý (He/Him) ond...@sury.org > On 11. 7. 2024, at 0:20, Michael Gold <mich...@bitplane.org> wrote: > > Package: bind9-dnsutils > Version: 1:9.19.24-185-g392e7199df2-1 > > Dear Maintainer, > > I was looking into an apparent problem on afraid.org today. It only has > one IPv6 server with a glue record, and I couldn't get any response from > it, which I think will break IPv6-only resolvers. I tried to use "delv" > to see how that would look: > $ delv -6 +ns www.afraid.org. A > ;; fetch: www.afraid.org/A > ;; fetch: ./NS > ;; sending packet to 192.112.36.4#53 > … > ;; received packet from 69.65.50.193#53 > … > www.afraid.org. 300 IN A 174.128.246.100 > > It contacted 24 separate IPv4 servers to get that answer; even though, > according to the manual page: > -6 This option forces delv to only use IPv6. > > I powered up an IPv6-only system for comparison, and the resolution does > indeed fail there. The -6 option should have produced the same behavior > on a dual-stack system. > > - Michael > > > -- System Information: > Debian Release: trixie/sid > APT prefers unstable-debug > APT policy: (500, 'unstable-debug'), (500, 'unstable'), (1, 'experimental') > Architecture: amd64 (x86_64) > > Kernel: Linux 6.9.8-amd64 (SMP w/32 CPU threads; PREEMPT) > Kernel taint flags: TAINT_WARN > Locale: LANG=en_CA.UTF-8, LC_CTYPE=en_CA.UTF-8 (charmap=UTF-8), > LANGUAGE=en_CA:en > Shell: /bin/sh linked to /usr/bin/dash > Init: systemd (via /run/systemd/system) > LSM: AppArmor: enabled > > Versions of packages bind9-dnsutils depends on: > ii bind9-host [host] 1:9.19.24-185-g392e7199df2-1 > ii bind9-libs 1:9.19.24-185-g392e7199df2-1 > ii libc6 2.38-14 > ii libedit2 3.1-20240517-1 > ii libidn2-0 2.3.7-2 > ii libjemalloc2 5.3.0-2+b1 > ii libkrb5-3 1.21.3-3 > ii libprotobuf-c1 1.4.1-1+b2 > > bind9-dnsutils recommends no packages. > > bind9-dnsutils suggests no packages. > > -- no debconf information >