[dns-operations] service showing (last) resolver's IP ?

Eduardo@PT eduardomlduarte at gmail.com
Sat Dec 9 12:19:50 UTC 2017


Hi there!

I was just trying this query at home and I got something strange.... Google
resolvers always send me a different edns0-client-subnet... Is this normal?

[image: Imagem intercalada 1]

Thanks,
Eduardo

2017-12-09 9:59 GMT+00:00 Frank Habicht <geier at geier.ne.tz>:

> No comment.....
>
> dig o-o.myaddr.l.google.com -t txt +short
>
>
>
> On 12/9/2017 12:52 PM, Frank Habicht wrote:
> > Hi,
> >
> > I don't understand why I don't find / remember / know ....
> >
> > There MUST be somewhere one (or more) service(s) that can tell me from
> > what source IP the resolver (or the last one in a chain) queries the
> > authorities. I guess answering a query for TXT.
> >
> > I can't find it. Maybe a personal Google-foo outage. (I tried)
> > Can anyone help?
> >
> > Thanks,
> > Frank
> >
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