Domains aliased to a pool of IP addresses doesn't get resolved

[Florian Weimer]

On 10/15/2015 11:03 PM, Yuri Kanivetsky wrote:
>> Thanks.  This is a fairly modern dig binary.  Can you try “dig +noedns
>> keys.gnupg.net” instead?
> 
> Sure. Here you are:
> 
>     vagrant@vagrant-ubuntu-vivid-64:~$ dig +noedns keys.gnupg.net
> 
>     ; <<>> DiG 9.9.5-9ubuntu0.3-Ubuntu <<>> +noedns keys.gnupg.net
>     ;; global options: +cmd
>     ;; Got answer:
>     ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 46978
>     ;; flags: qr rd ra; QUERY: 1, ANSWER: 11, AUTHORITY: 9, ADDITIONAL: 5
> 
>     ;; QUESTION SECTION:
>     ;keys.gnupg.net.                        IN      A
> 
>     ;; ANSWER SECTION:
>     keys.gnupg.net.         48755   IN      CNAME   pool.sks-keyservers.net.
>     pool.sks-keyservers.net. 60     IN      A       5.135.158.148
>     pool.sks-keyservers.net. 60     IN      A       72.83.252.16
>     pool.sks-keyservers.net. 60     IN      A       95.89.12.184
>     pool.sks-keyservers.net. 60     IN      A       134.93.178.170
>     pool.sks-keyservers.net. 60     IN      A       144.76.185.42
>     pool.sks-keyservers.net. 60     IN      A       176.9.51.79
>     pool.sks-keyservers.net. 60     IN      A       176.9.100.87
>     pool.sks-keyservers.net. 60     IN      A       192.94.109.73
>     pool.sks-keyservers.net. 60     IN      A       192.99.2.8
>     pool.sks-keyservers.net. 60     IN      A       206.176.170.195

This looks reasonable.  Does name resolution with getaddrinfo still fail?

Can you run your test program under “strace -s 5000” and post the output?

Thanks,
Florian