Public bug reported: A reocrd exists, AAAA returns SERVFAIL, in this case resolution fails instead of falling back to IPv4 A record
$ host www.fidelityrewards.com www.fidelityrewards.com has address 170.135.184.45 Host www.fidelityrewards.com not found: 2(SERVFAIL) $ wget www.fidelityrewards.com --2017-02-27 07:41:57-- http://www.fidelityrewards.com/ Resolving www.fidelityrewards.com (www.fidelityrewards.com)... failed: Name or service not known. wget: unable to resolve host address ‘www.fidelityrewards.com /etc/nsswitch.conf hosts: files myhostname mdns4_minimal [NOTFOUND=return] resolve [!UNAVAIL=return] dns wins libnss-resolve 231-9ubuntu3 ** Affects: systemd (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1668296 Title: not failing back to IPv4 when AAAA returns SERVFAIL To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1668296/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
