Distributed DNS/etc checking

Hank Nussbacher hank at efes.iucc.ac.il
Mon Apr 2 12:14:28 CDT 2012


On Mon, 2 Apr 2012, Todd Snyder wrote:

Try:
http://live.icmynet.com/icmynet-dns/
http://www.zonecut.net/dns/index.cgi

Regards,
Hank

> Good day all,
>
> There have been a few instances where we've wanted to check our external
> DNS servers from various external networks, so we've utilized the existing
> looking glass tools provided by many of you.  However, it's a very manual
> process, given that all LG's I've found say no automating/scripting.  If we
> want to check from a couple dozen sites around the world, it's a lot of
> clicking and typing and collecting.  If we wanted to create an tool that
> our NOC could use to verify our services, we would need something we could
> script.  Ideally, we'd be able to run this constantly to do health checks
> on our services, but one step at a time.
>
> I've been googling, but so far I'm unable to find any larger scale
> projects/toolsets that we could use to simplify this process.  Is anyone
> aware of something that would allow for me to submit a "job" to some sort
> of distributed service (I care about DNS, but others may care about
> traceroutes, pings, bgp information, etc), that will then run run the "job"
> and give me back an answer?
>
> Similarly, but perhaps differently, those of you who may run large anycast
> DNS services, how do you gather "external" stats about routing, response
> time, availability, and so on?  It seems like this sort of thing would be a
> fairly common requirement (lets see how my network looks to those outside
> of it) but everything I can find is very manual at this point.
>
> This looks like a somewhat promising option, however I don't think I could
> get buy-in to run a node in our network, so it's not on the table for now:
> https://ring.nlnog.net/
>
> This same functionality would likely be very helpful internal to large
> networks as well.
>
> I would love to know if I'm missing something obvious, or pieces of
> something obvious we could work with.  Failing something already existing,
> I'd value any information people care to share about how they do this now,
> either on or off list.  I can summarize any findings if the community is
> interested.
>
> Cheers,
>
> Todd.
>



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