Reproducible on MATE 17.04 amd64, also reported by others: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1681597 https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1682499
Suggested workaround is to "put 'DNSSEC=off' in /etc/systemd/resolved.conf".
Reproducible on MATE 17.04 amd64, also reported by others: /bugs.launchpad .net/ubuntu/ +source/ systemd/ +bug/1681597 /bugs.launchpad .net/ubuntu/ +source/ systemd/ +bug/1682499
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Suggested workaround is to "put 'DNSSEC=off' in /etc/systemd/ resolved. conf".