IDN support would be really nice to have. Unfortunately, not even Ubuntu 16.04 has it yet:
Ubuntu 16.04 (Xenial Xerus): nornetpp@experiment:~$ host bjørvika.uio.nornet Host bjørvika.uio.nornet not found: 3(NXDOMAIN) nornetpp@experiment:~$ nslookup bjørvika.uio.nornet Server: 10.1.1.1 Address: 10.1.1.1#53 ** server can't find bj\195\184rvika.uio.nornet: NXDOMAIN nornetpp@experiment:~$ ping bjørvika.uio.nornet ping: unknown host bjørvika.uio.nornet nornetpp@experiment:~$ ping6 bjørvika.uio.nornet unknown host nornetpp@experiment:~$ dig bjørvika.uio.nornet ; <<>> DiG 9.10.3-P4-Ubuntu <<>> bjørvika.uio.nornet ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 61159 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;bj\195\184rvika.uio.nornet. IN A ;; AUTHORITY SECTION: uio.nornet. 3600 IN SOA blindern.uninett.uio.nornet. root.uio.nornet. 57669665 900 60 84600 3600 ;; Query time: 1 msec ;; SERVER: 10.1.1.1#53(10.1.1.1) ;; WHEN: Thu May 12 13:56:07 CEST 2016 ;; MSG SIZE rcvd: 107 On the other hand, Fedora Core 23 has is enabled by default. So, it should not be too difficult to support it in Ubuntu as well. Fedora Core 23: [root@queenstown ~]# host bjørvika.uio.nornet bjørvika.uio.nornet is an alias for bjoervika.uninett.uio.nornet. bjoervika.uninett.uio.nornet has address 10.1.2.100 bjoervika.uninett.uio.nornet has IPv6 address (address removed) [root@queenstown ~]# nslookup bjørvika.uio.nornet Server: 10.1.1.1 Address: 10.1.1.1#53 bjørvika.uio.nornet canonical name = bjoervika.uninett.uio.nornet. Name: bjoervika.uninett.uio.nornet Address: 10.1.2.100 [root@queenstown ~]# ping -c1 bjørvika.uio.nornet PING bjoervika.uninett.uio.nornet (10.1.2.100) 56(84) bytes of data. 64 bytes from bjoervika.uninett.uio.nornet (10.1.2.100): icmp_seq=1 ttl=62 time=3.84 ms --- bjoervika.uninett.uio.nornet ping statistics --- 1 packets transmitted, 1 received, 0% packet loss, time 0ms rtt min/avg/max/mdev = 3.844/3.844/3.844/0.000 ms [root@queenstown ~]# ping6 -c1 bjørvika.uio.nornet PING bjørvika.uio.nornet(bjoervika.uninett.uio.nornet) 56 data bytes 64 bytes from bjoervika.uninett.uio.nornet: icmp_seq=1 ttl=62 time=5.67 ms --- bjørvika.uio.nornet ping statistics --- 1 packets transmitted, 1 received, 0% packet loss, time 0ms rtt min/avg/max/mdev = 5.673/5.673/5.673/0.000 ms [root@queenstown ~]# dig bjørvika.uio.nornet any ; <<>> DiG 9.10.3-P4-RedHat-9.10.3-12.P4.fc23 <<>> bjørvika.uio.nornet any ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 62089 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 3 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;bjørvika.uio.nornet. IN ANY ;; ANSWER SECTION: bjørvika.uio.nornet. 86400 IN CNAME bjoervika.uninett.uio.nornet. ;; AUTHORITY SECTION: uio.nornet. 86400 IN NS ns.simula.nornet. uio.nornet. 86400 IN NS blindern.uninett.uio.nornet. ;; ADDITIONAL SECTION: blindern.uninett.uio.nornet. 86400 IN A 10.1.2.1 blindern.uninett.uio.nornet. 86400 IN AAAA (address removed) ;; Query time: 1 msec ;; SERVER: 10.1.1.1#53(10.1.1.1) ;; WHEN: to. mai 12 13:59:19 CEST 2016 ;; MSG SIZE rcvd: 178 ** Also affects: iputils (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to iputils in Ubuntu. https://bugs.launchpad.net/bugs/175316 Title: no IDN in nslookup and host Status in bind9 package in Ubuntu: Confirmed Status in iputils package in Ubuntu: New Status in bind9 package in Debian: New Bug description: Binary package hint: bind9 Neither nslookup or host supports IDN. If you try , for example, to get the IP for "registrera-domän.se" it fails every time. As the use of IDN is increasing I think it would be a good thing if these tools supported this. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bind9/+bug/175316/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp