I think at the end of the day it comes down to what your caching server is using for DNS initially. At least I would have to assume, I don't know where else it would get any name resolution?
Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 On Mon, Mar 23, 2015 at 12:25 PM, Mike Hammett <af...@ics-il.net> wrote: > Run NetFlix. > With Torch, capture it Netflix's IP. > Traceroute to it. > > > That's the best you're going to get. > > > > ----- > Mike Hammett > Intelligent Computing Solutions > http://www.ics-il.com > > ------------------------------ > *From: *"That One Guy" <thatoneguyst...@gmail.com> > *To: *af@afmug.com > *Sent: *Monday, March 23, 2015 11:17:16 AM > *Subject: *Re: [AFMUG] testing DNS server performance > > to make the question much simpler, what tool can I use to verify > geographically and/or performancewise what CDNs are being utilized for > various content > > On Mon, Mar 23, 2015 at 11:12 AM, Mike Hammett <af...@ics-il.net> wrote: > >> I assumed he meant DNS cache. >> >> >> >> ----- >> Mike Hammett >> Intelligent Computing Solutions >> http://www.ics-il.com >> >> ------------------------------ >> *From: *"Ken Hohhof" <af...@kwisp.com> >> *To: *af@afmug.com >> *Sent: *Monday, March 23, 2015 11:08:27 AM >> *Subject: *Re: [AFMUG] testing DNS server performance >> >> I don’t understand how the caching server is going to help with CDNs. >> Actually, with so much Internet content now being either dynamic HTML or >> streaming, I wouldn’t think caching would be worth it, unless you are >> talking about something like a Netflix OpenConnect appliance. Maybe you >> can cache software updates, I’m not sure about that. >> >> >> *From:* That One Guy <thatoneguyst...@gmail.com> >> *Sent:* Monday, March 23, 2015 10:35 AM >> *To:* af@afmug.com >> *Subject:* Re: [AFMUG] testing DNS server performance >> >> Geographically close CDNs. I want to make sure we are getting content >> from Illinoisish rather than california for netflix, since all that matters >> is netflix >> >> On Mon, Mar 23, 2015 at 10:30 AM, Josh Baird <joshba...@gmail.com> wrote: >> >>> For performance, look at queryperf which I think is provided by >>> ISC/bind. >>> >>> I'm not sure what you mean by "we are getting good CDNs and the like," >>> though. >>> >>> Josh >>> >>> On Mon, Mar 23, 2015 at 11:27 AM, That One Guy < >>> thatoneguyst...@gmail.com> wrote: >>> >>>> Im bringing live our first caching server today. Is there a good tool >>>> for comparing queries between DNS servers. >>>> Im not all that concerned about speed since we are so small there wont >>>> be a huge amount of benefit I would think. Im primarily wanting to make >>>> sure we are getting good CDNs and the like >>>> >>>> -- >>>> If you only see yourself as part of the team but you don't see your >>>> team as part of yourself you have already failed as part of the team. >>>> >>> >>> >> >> >> >> -- >> If you only see yourself as part of the team but you don't see your >> team as part of yourself you have already failed as part of the team. >> >> > > > -- > If you only see yourself as part of the team but you don't see your team > as part of yourself you have already failed as part of the team. > >
