Package: dnsmasq Version: 2.89-1 Severity: normal Dear Maintainer,
I run dnsmasq :53 in front of unbound :5353, and: $ read -r uuid < /proc/sys/kernel/random/uuid $ dig a $uuid.host ;; ->>HEADER<<- opcode: QUERY; status: NXDOMAIN; id: 35035 ;; Flags: qr rd ra; QUERY: 1; ANSWER: 0; AUTHORITY: 1; ADDITIONAL: 0 ;; QUESTION SECTION: ;; 2a5630ac-12ac-46fa-b4c7-1fcdddfc2f8b.host. IN A ;; AUTHORITY SECTION: host. 3600 IN SOA ns0.centralnic.net. hostmaster.centralnic.net. 3000457776 900 1800 6048000 3600 ;; Received 124 B ;; Time 2023-09-09 02:07:26 CEST ;; From 127.0.0.1@53(UDP) in 84.1 ms $ dig a $uuid.host ;; ->>HEADER<<- opcode: QUERY; status: NXDOMAIN; id: 1526 ;; Flags: qr rd ra; QUERY: 1; ANSWER: 0; AUTHORITY: 0; ADDITIONAL: 0 ;; QUESTION SECTION: ;; 2a5630ac-12ac-46fa-b4c7-1fcdddfc2f8b.host. IN A ;; Received 59 B ;; Time 2023-09-09 02:07:29 CEST ;; From 127.0.0.1@53(UDP) in 0.3 ms $ dig a $uuid.host ;; ->>HEADER<<- opcode: QUERY; status: NXDOMAIN; id: 33318 ;; Flags: qr rd ra; QUERY: 1; ANSWER: 0; AUTHORITY: 0; ADDITIONAL: 0 ;; QUESTION SECTION: ;; 2a5630ac-12ac-46fa-b4c7-1fcdddfc2f8b.host. IN A ;; Received 59 B ;; Time 2023-09-09 02:07:32 CEST ;; From 127.0.0.1@53(UDP) in 0.3 ms Which is. Probably not right? Asking for SOA explicitly works: $ dig soa $uuid.host ;; ->>HEADER<<- opcode: QUERY; status: NXDOMAIN; id: 20830 ;; Flags: qr rd ra; QUERY: 1; ANSWER: 0; AUTHORITY: 1; ADDITIONAL: 0 ;; QUESTION SECTION: ;; 2a5630ac-12ac-46fa-b4c7-1fcdddfc2f8b.host. IN SOA ;; AUTHORITY SECTION: host. 3581 IN SOA ns0.centralnic.net. hostmaster.centralnic.net. 3000457776 900 1800 6048000 3600 ;; Received 124 B ;; Time 2023-09-09 02:07:46 CEST ;; From 127.0.0.1@53(UDP) in 26.5 ms And unbound behaves correctly here: $ dig -p 5353 a $uuid.host ;; ->>HEADER<<- opcode: QUERY; status: NXDOMAIN; id: 33325 ;; Flags: qr rd ra; QUERY: 1; ANSWER: 0; AUTHORITY: 1; ADDITIONAL: 0 ;; QUESTION SECTION: ;; 2a5630ac-12ac-46fa-b4c7-1fcdddfc2f8b.host. IN A ;; AUTHORITY SECTION: host. 3462 IN SOA ns0.centralnic.net. hostmaster.centralnic.net. 3000457776 900 1800 6048000 3600 ;; Received 124 B ;; Time 2023-09-09 02:09:45 CEST ;; From 127.0.0.1@5353(UDP) in 0.3 ms $ dig -p 5353 a $uuid.host ;; ->>HEADER<<- opcode: QUERY; status: NXDOMAIN; id: 11425 ;; Flags: qr rd ra; QUERY: 1; ANSWER: 0; AUTHORITY: 1; ADDITIONAL: 0 ;; QUESTION SECTION: ;; 2a5630ac-12ac-46fa-b4c7-1fcdddfc2f8b.host. IN A ;; AUTHORITY SECTION: host. 3462 IN SOA ns0.centralnic.net. hostmaster.centralnic.net. 3000457776 900 1800 6048000 3600 ;; Received 124 B ;; Time 2023-09-09 02:09:45 CEST ;; From 127.0.0.1@5353(UDP) in 0.3 ms $ dig -p 5353 soa $uuid.host ;; ->>HEADER<<- opcode: QUERY; status: NXDOMAIN; id: 47525 ;; Flags: qr rd ra; QUERY: 1; ANSWER: 0; AUTHORITY: 1; ADDITIONAL: 0 ;; QUESTION SECTION: ;; 2a5630ac-12ac-46fa-b4c7-1fcdddfc2f8b.host. IN SOA ;; AUTHORITY SECTION: host. 3458 IN SOA ns0.centralnic.net. hostmaster.centralnic.net. 3000457776 900 1800 6048000 3600 ;; Received 124 B ;; Time 2023-09-09 02:09:49 CEST ;; From 127.0.0.1@5353(UDP) in 0.4 ms So this is a............. dnsmasq cache-hit thing? Best, наб -- System Information: Debian Release: 12.1 APT prefers stable-updates APT policy: (500, 'stable-updates'), (500, 'stable-security'), (500, 'stable-debug'), (500, 'stable') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 6.1.0-9-amd64 (SMP w/24 CPU threads; PREEMPT) Kernel taint flags: TAINT_PROPRIETARY_MODULE, TAINT_FIRMWARE_WORKAROUND, TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), LANGUAGE=en_GB:en Shell: /bin/sh linked to /usr/bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages dnsmasq depends on: ii dnsmasq-base [dnsmasq-base] 2.89-1 ii init-system-helpers 1.65.2 ii netbase 6.4 ii runit-helper 2.15.2 ii sysvinit-utils [lsb-base] 3.06-4 dnsmasq recommends no packages. Versions of packages dnsmasq suggests: pn resolvconf <none> -- Configuration Files: /etc/default/dnsmasq changed: ENABLED=1 CONFIG_DIR=/etc/dnsmasq.d,.dpkg-dist,.dpkg-old,.dpkg-new IGNORE_RESOLVCONF=yes /etc/dnsmasq.conf changed: domain-needed bogus-priv no-resolv server=127.0.0.1#5353 interface=bridge1 bind-interfaces expand-hosts domain=nabijaczleweli.xyz local-ttl=300 localise-queries cache-size=10000 log-async -- no debconf information
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