[sf-lug] resolver problem

[Alex Kleider]

On 2016-04-06 15:58, Daniel Gimpelevich wrote:
> On Wed, 2016-04-06 at 08:45 -0700, Alex Kleider wrote:
>> On 2016-04-05 20:14, Daniel Gimpelevich wrote:
>> > On Tue, 2016-04-05 at 18:43 -0700, Alex Kleider wrote:
>> >> ping github.com does work
>> >
>> > The question was whether "ping6 github.com" works…
>> >
>> 
>> alex at x301:~$ ping6 github.com
>> unknown host
>> alex at x301:~$ ping github.com
>> PING github.com (192.30.252.130) 56(84) bytes of data.
>> 64 bytes from github.com (192.30.252.130): icmp_seq=1 ttl=53 time=87.4
>> ms
>> 64 bytes from github.com (192.30.252.130): icmp_seq=2 ttl=53 time=87.4
>> ms
>> 64 bytes from github.com (192.30.252.130): icmp_seq=3 ttl=53 time=87.6
>> ms
>> ^C
>> --- github.com ping statistics ---
>> 4 packets transmitted, 3 received, 25% packet loss, time 3004ms
>> rtt min/avg/max/mdev = 87.419/87.500/87.632/0.094 ms
>> 
>> Aha!  What can we conclude from this?
> 
> Per Michael's earlier message, github.com does not even have an IPv6
> address at all. The only things left at this point are proxy settings,
> routing tables, and firewall settings, in order of decreasing
> likelihood.
> 

How does one determine 'proxy settings?'