For some reason, subsequent DNS queries do not always bring the same result here with the above configuration:
First queries after a reboot return what's expected: nicolas@nicolas-desktop:~ 0 $ dig www.dnssec-failed.org ; <<>> DiG 9.9.5-11ubuntu1.1-Ubuntu <<>> www.dnssec-failed.org ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 32530 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;www.dnssec-failed.org. IN A ;; Query time: 127 msec ;; SERVER: 127.0.1.1#53(127.0.1.1) ;; WHEN: Sat Jan 02 13:11:49 CET 2016 ;; MSG SIZE rcvd: 50 And then, suddenly: nicolas@nicolas-desktop:~ 0 $ dig www.dnssec-failed.org ; <<>> DiG 9.9.5-11ubuntu1.1-Ubuntu <<>> www.dnssec-failed.org ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21156 ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;www.dnssec-failed.org. IN A ;; ANSWER SECTION: www.dnssec-failed.org. 3407 IN A 69.252.193.191 www.dnssec-failed.org. 3407 IN A 68.87.109.242 ;; Query time: 12 msec ;; SERVER: 127.0.1.1#53(127.0.1.1) ;; WHEN: Sat Jan 02 13:11:50 CET 2016 ;; MSG SIZE rcvd: 82 Do someone have an idea of what is going on? -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to dnsmasq in Ubuntu. https://bugs.launchpad.net/bugs/995332 Title: Please enhance NetworkManager such that DNSSEC validation is done whenever possible To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dnsmasq/+bug/995332/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
