[dns-operations] Querying version.bind illegal?

Phil Regnauld regnauld at nsrc.org
Thu May 23 14:55:28 UTC 2013

Jeroen Massar (jeroen) writes:
> On 2013-05-23 15:58 , Phil Regnauld wrote:
> [..]
> > 	If this were a repeated and automated querying (say, using some company's
> > 	web server as a target in Nagios to verify connectivity outside your
> > 	network, or even doing regular polling for statistics purposes), you could
> > 	argue that it's not very polite if you're not a customer of said ISP and
> > 	you didn't ask for permission beforehand [1]
> [..]
> > 	[1] Of course, in the case of an automated measurement project, you can't
> > 	realistically go and ask permission from everyone beforehand, but you
> > 	may still want to have an informational page explaining what the service
> > 	does and why the queries are benign.
> Please, do NOT go there. If you are automatically querying somebody
> else's service on a regular basis, ASK PERMISSION FIRST.

	I believe you may have to re-read what I wrote :)

> Yes, doing one query once in a while (eg only once month or so) is
> typically quite fine for most operators, they won't be annoyed with that
> as heck that is normal behavior; automation is not normal.

	Err, yes, agreed ?

> The moment though you start automatically querying other people's
> services, they will block you or otherwise make sure that you will not
> perform that any more.


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