[tor-relays] ORSN DNS servers vs OpenNic

eric gisse jowr.pi at gmail.com
Fri Aug 4 21:13:47 UTC 2017


I use pure IPv6 on a bind caching nameserver:

2001:4860:4860::8844; 2001:1608:10:25::1c04:b12f; 2600::1;

Considering the throughput of my exit node and the amount of dns
cached, I not leaking as much as you might expect.

On Fri, Aug 4, 2017 at 2:38 PM, teor <teor2345 at gmail.com> wrote:
>
>> On 5 Aug 2017, at 00:29, niftybunny <abuse at to-surf-and-protect.net> wrote:
>>
>> I got lots of  "[WARN] eventdns: All nameservers have failed" with my own DNS server. With the 4 DNS servers I posted here a few minutes ago, I never saw this warning again.
>
> Apparently this warning happens when you have one DNS server in response
> to malformed requests (like ".foo.bar").
>
> I would not be too concerned about it if it's followed by:
> "[notice] eventdns: Nameserver IP:53 is back up"
>
> We'll try to work out whats happening and downgrade the warning in these
> cases:
> https://trac.torproject.org/projects/tor/ticket/23113
>
> For client privacy and performance, it's best to have a local cache or
> caching resolver first in the list.
>
> For reliability, it's best to have another two entries in the list on
> unrelated infrastructure (for example, one at the ISP, and one
> elsewhere).
>
> T
>
> --
> Tim Wilson-Brown (teor)
>
> teor2345 at gmail dot com
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> xmpp: teor at torproject dot org
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