Thanks to everyone who replied.
Larry On Mon, Nov 26, 2012 at 1:25 PM, Leonardo Santagostini < lsantagost...@gmail.com> wrote: > I see no problems. > > [ec2-user@domU-12-31-39-06-2E-64 ~]$ time dig www.kentlaw.iit.edu > > ; <<>> DiG 9.7.0-P2-RedHat-9.7.0-5.P2.6.amzn1 <<>> www.kentlaw.iit.edu > ;; global options: +cmd > ;; Got answer: > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 54160 > ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 > > ;; QUESTION SECTION: > ;www.kentlaw.iit.edu. IN A > > ;; ANSWER SECTION: > www.kentlaw.iit.edu. 86400 IN A 64.131.119.9 > > ;; Query time: 847 msec > ;; SERVER: 200.51.197.187#53(200.51.197.187) > ;; WHEN: Mon Nov 26 19:23:46 2012 > ;; MSG SIZE rcvd: 53 > > > *real 0m0.854s* > user 0m0.000s > sys 0m0.008s > [ec2-user@domU-12-31-39-06-2E-64 ~]$ time dig kentlaw.iit.edu > > ; <<>> DiG 9.7.0-P2-RedHat-9.7.0-5.P2.6.amzn1 <<>> kentlaw.iit.edu > ;; global options: +cmd > ;; Got answer: > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 39163 > ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 > > ;; QUESTION SECTION: > ;kentlaw.iit.edu. IN A > > ;; ANSWER SECTION: > kentlaw.iit.edu. 86400 IN A 64.131.119.9 > > ;; Query time: 780 msec > ;; SERVER: 200.51.197.187#53(200.51.197.187) > ;; WHEN: Mon Nov 26 19:24:11 2012 > ;; MSG SIZE rcvd: 49 > > > *real 0m0.799s* > user 0m0.004s > sys 0m0.016s > [ec2-user@domU-12-31-39-06-2E-64 ~]$ > > Hope that helps. > > regards > Saludos.- > Leonardo Santagostini > > <http://ar.linkedin.com/in/santagostini> > > > > > > > 2012/11/26 Chuck Swiger <cswi...@mac.com> > >> Hi-- >> >> On Nov 26, 2012, at 10:12 AM, Adamiec, Lawrence wrote: >> > The report must also address these two specific questions: >> > >> > • Why does www.kentlaw.iit.edu load quicker than kentlaw.iit.eduin >> > any browser? >> > • What happens if we remove the forwarders option from named.conf? >> > I can't duplicate the issue in Q1 and I'm trying to determine a way of >> testing Q2. >> >> Q1 isn't related to DNS performance; both of the names you mention >> resolve to the same IP address via an A record. There wasn't a significant >> difference in response time I saw by loading the webpages (both took ~1.3 s >> per curl), but one likely could improve webserver performance by running >> Apache, nginx, or almost anything else instead of than Microsoft's IIS. >> >> The domain seems to be missing A records for your nameservers, however: >> >> http://www.dnsvalidation.com/reports/50b3b5167d79ee02b8000026 >> >> As for Q2, it depends on whether the nameservers you are pointing to do >> better in caching queries then your local nameservers would doing recursive >> lookups for themselves. If the local nameservers have poor connectivity >> compared to the forwarders, maybe, otherwise it's probably not helpful to >> use forwarders. >> >> Regards, >> -- >> -Chuck >> >> _______________________________________________ >> Please visit https://lists.isc.org/mailman/listinfo/bind-users to >> unsubscribe from this list >> >> bind-users mailing list >> bind-users@lists.isc.org >> https://lists.isc.org/mailman/listinfo/bind-users >> > >
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