[GLLUG] Web site access error & related diagnostics - FOUND PROBLEM
David Singer
david at ramaboo.com
Sun Apr 19 17:52:56 EDT 2009
First off sniffles (208.53.106.220) is my home computer,
nibbles(207.179.127.36 - 207.179.127.46) is my VPS computer hosted by
freedombi.com:
As you can see from the results bellow the problem appears to be with
your second DNS (ns2) server blocking access from some IP addresses.
david at sniffles:~$ nslookup nanosteps.net ns1.cesconetto.com
Server: ns1.cesconetto.com
Address: 69.93.1.55#53
Name: nanosteps.net
Address: 69.93.1.52
david at sniffles:~$ nslookup nanosteps.net ns2.cesconetto.com
nslookup: couldn't get address for 'ns2.cesconetto.com': not found
david at sniffles:~$
root at nibbles:~# nslookup nanosteps.net ns1.cesconetto.com
Server: ns1.cesconetto.com
Address: 69.93.1.55#53
Name: nanosteps.net
Address: 69.93.1.52
root at nibbles:~# nslookup nanosteps.net ns2.cesconetto.com
Server: ns2.cesconetto.com
Address: 69.93.1.56#53
Name: nanosteps.net
Address: 69.93.1.52
root at nibbles:~#
david at sniffles:~$ ping ns2.cesconetto.com
TIMEOUT
david at sniffles:~$ ping ns1.cesconetto.com
PING ns1.cesconetto.com (69.93.1.55) 56(84) bytes of data.
64 bytes from 37.1.5d45.static.theplanet.com (69.93.1.55): icmp_seq=1
ttl=48 time=69.5 ms
--- ns1.cesconetto.com ping statistics ---
2 packets transmitted, 1 received, 50% packet loss, time 1000ms
rtt min/avg/max/mdev = 69.514/69.514/69.514/0.000 ms
david at sniffles:~$
root at nibbles:~# ping ns1.cesconetto.com
PING ns1.cesconetto.com (69.93.1.55) 56(84) bytes of data.
64 bytes from 37.1.5d45.static.theplanet.com (69.93.1.55): icmp_seq=1
ttl=52 time=36.3 ms
--- ns1.cesconetto.com ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 36.340/36.340/36.340/0.000 ms
root at nibbles:~# ping ns2.cesconetto.com
PING ns2.cesconetto.com (69.93.1.56) 56(84) bytes of data.
64 bytes from 38.1.5d45.static.theplanet.com (69.93.1.56): icmp_seq=1
ttl=52 time=36.3 ms
64 bytes from 38.1.5d45.static.theplanet.com (69.93.1.56): icmp_seq=2
ttl=52 time=36.4 ms
--- ns2.cesconetto.com ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 1003ms
rtt min/avg/max/mdev = 36.327/36.383/36.440/0.198 ms
root at nibbles:~#
root at sniffles:~# nslookup nanosteps.net
;; connection timed out; no servers could be reached
root at sniffles:~#
however intodns gives me 69.93.1.52 and my VPS box says
david at nibbles:~$ ping nanosteps.net
PING nanosteps.net (69.93.1.52) 56(84) bytes of data.
64 bytes from server.vipreseller3.net (69.93.1.52): icmp_seq=1 ttl=52
time=36.4 ms
64 bytes from server.vipreseller3.net (69.93.1.52): icmp_seq=2 ttl=52
time=36.2 ms
--- nanosteps.net ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 999ms
rtt min/avg/max/mdev = 36.266/36.380/36.494/0.114 ms
david at nibbles:~$ nslookup nanosteps.net
Server: 207.179.93.132
Address: 207.179.93.132#53
Non-authoritative answer:
Name: nanosteps.net
Address: 69.93.1.52
root at nibbles:~# tracert nanosteps.net
traceroute to nanosteps.net (69.93.1.52), 30 hops max, 40 byte packets
1 ramaboo.com (207.179.127.33) 0.386 ms 0.339 ms 0.349 ms
2 207.179.93.129 (207.179.93.129) 1.977 ms 2.324 ms 2.916 ms
3 69-63-234-133.static.acd.net (69.63.234.133) 1.496 ms 1.333 ms 1.327 ms
4 12.124.15.165 (12.124.15.165) 4.297 ms 4.140 ms 3.979 ms
5 cr82.dtrmi.ip.att.net (12.122.102.94) 36.738 ms 36.576 ms 36.141 ms
6 cr1.cl2oh.ip.att.net (12.123.139.153) 35.821 ms 35.686 ms 35.653 ms
7 cr2.nsvtn.ip.att.net (12.122.28.73) 35.716 ms 35.817 ms 35.879 ms
8 cr2.dlstx.ip.att.net (12.122.28.66) 36.719 ms 36.552 ms 36.335 ms
9 gar10.dlstx.ip.att.net (12.122.138.121) 35.339 ms 35.879 ms 35.693 ms
10 12.87.41.150 (12.87.41.150) 35.720 ms 35.558 ms 35.592 ms
11 76.fd.5746.static.theplanet.com (70.87.253.118) 36.007 ms 36.100
ms 36.162 ms
12 72.fe.5746.static.theplanet.com (70.87.254.114) 36.973 ms 37.662
ms 37.665 ms
13 server.vipreseller3.net (69.93.1.52) 37.270 ms 36.094 ms 35.901 ms
root at nibbles:~#
I am not sure where i got 69.93.1.56 from before since i closed that terminal.
David
On Sun, Apr 19, 2009 at 5:25 PM, Douglas L. Gordillo <dg at js.com.gt> wrote:
>
> Hi,
>
> I think that the dns resolution might be the problem, name server lookup
> here gets me the following ip for the domain nanosteps.net (69.93.1.52).
>
> Question for David, I see that your trace route was to the address
> 69.93.1.56, is this the address you got from the nslookup? if so, I
> think that would create the problem.
>
> Here are some trace routes from my home network (suse) and from
> Guatemala (Win server 2000), both accessed the site without any issues.
>
> >From Guatemala:
> C:\Documents and Settings\Administrator>tracert www.nanosteps.net
>
> Tracing route to nanosteps.net [69.93.1.52]
> over a maximum of 30 hops:
>
> 1 1 ms 1 ms 1 ms 192.168.0.1
> 2 30 ms 99 ms 99 ms 192.168.1.254
> 3 16 ms 15 ms 18 ms 10.17.176.1
> 4 17 ms 17 ms 17 ms 10.192.2.101
> 5 19 ms 20 ms 18 ms 10.192.2.101
> 6 67 ms 68 ms 67 ms ge-3-4-nmi-edge04.nwnnetwork.net
> [63.245.68.41]
>
> 7 66 ms 68 ms 66 ms 63.245.5.96
> 8 67 ms 69 ms 65 ms 63.245.5.117
> 9 109 ms 109 ms 109 ms xe-8-0-0.edge2.Miami1.Level3.net
> [4.59.84.5]
> 10 109 ms 107 ms 107 ms ae-31-51.ebr1.Miami1.Level3.net
> [4.69.138.94]
> 11 98 ms 103 ms 107 ms ae-2.ebr1.Dallas1.Level3.net [4.69.140.133]
> 12 113 ms 107 ms 107 ms ae-61-61.csw1.Dallas1.Level3.net
> [4.69.136.122]
>
> 13 100 ms 101 ms 101 ms ae-14-69.car4.Dallas1.Level3.net
> [4.68.19.6]
> 14 102 ms 101 ms 101 ms THE-PLANET.car4.Dallas1.Level3.net
> [4.71.122.2]
>
> 15 101 ms 100 ms 101 ms te7-2.dsr02.dllstx3.theplanet.com
> [70.87.253.26]
>
> 16 101 ms 101 ms 101 ms te1-3.dsr02.dllstx2.theplanet.com
> [70.87.253.122]
> 17 100 ms 100 ms 100 ms 76.fe.5746.static.theplanet.com
> [70.87.254.118]
>
> 18 101 ms 100 ms 100 ms server.vipreseller3.net [69.93.1.52]
>
> Trace complete.
>
> >From Lansing:
> linux-ngaq:/home/douglas # traceroute www.nanosteps.net
> traceroute to www.nanosteps.net (69.93.1.52), 30 hops max, 40 byte
> packets using UDP
> 1 172.16.1.1 (172.16.1.1) 1.002 ms 0.943 ms 0.956 ms
> 2 69-89-100-1.dhcp.acd.net (69.89.100.1) 14.872 ms 10.820 ms
> 14.900 ms
> 3 207-179-120-5.static.acd.net (207.179.120.5) 13.914 ms 14.200
> ms 14.014 ms
> 4 69-63-234-162.static.acd.net (69.63.234.162) 19.122 ms 19.598
> ms 18.282 ms
> 5 sl-gw38-chi-1-0-2.sprintlink.net (144.223.75.153) 34.561 ms
> 27.230 ms 35.668 ms
> 6 sl-crs2-chi-0-15-5-0.sprintlink.net (144.232.2.159) 35.564 ms
> 35.578 ms 30.466 ms
> 7 sl-st30-chi-0-2-3-0.sprintlink.net (144.232.19.182) 33.223 ms
> sl-st30-chi-0-12-5-0.sprintlink.net (144.232.19.236) 31.020 ms 33.237 ms
> 8 144.232.19.246 (144.232.19.246) 29.792 ms 27.919 ms 31.012 ms
> 9 The-Planet.GigabitEthernet7-3.ar2.DAL2.gblx.net (64.208.170.198)
> 55.393 ms 52.982 ms 48.035 ms
> 10 te7-2.dsr01.dllstx3.theplanet.com (70.87.253.10) 46.899 ms
> te7-2.dsr02.dllstx3.theplanet.com (70.87.253.26) 47.065 ms
> te9-2.dsr02.dllstx3.theplanet.com (70.87.253.30) 50.015 ms
> 11 te1-3.dsr02.dllstx2.theplanet.com (70.87.253.122) 50.862 ms
> 51.181 ms 45.229 ms
> 12 76.fe.5746.static.theplanet.com (70.87.254.118) 48.816 ms
> 72.fe.5746.static.theplanet.com (70.87.254.114) 53.183 ms 52.887 ms
> 13 server.vipreseller3.net (69.93.1.52) 52.906 ms 51.184 ms 51.003 ms
>
>
> Douglas Gordillo
>
> David Singer wrote:
> > The site does NOT work for me :(
> >
> > You have a few DNS errors http://www.intodns.com/nanosteps.net but
> > nothing major.
> >
> >
> > You should sign up for http://www.montastic.com/ the issue may be
> > intermittant downtime and unrelated to any browser config. for the
> > record I am running Ubuntu 8.04 FF 3.0.8
> >
> > root at sniffles:~# tracert 69.93.1.56
> > traceroute to 69.93.1.56 (69.93.1.56), 30 hops max, 40 byte packets
> > 1 AP01 (192.168.43.2) 0.811 ms 1.660 ms 1.898 ms
> > 2 c-208-53-106-1.chrlmi.cablespeed.com
> > <http://c-208-53-106-1.chrlmi.cablespeed.com> (208.53.106.1) 65.149
> > ms 81.437 ms 81.447 ms
> > 3 c-24-56-220-113.chrlmi.cablespeed.com
> > <http://c-24-56-220-113.chrlmi.cablespeed.com> (24.56.220.113) 81.444
> > ms 81.460 ms 81.940 ms
> > 4 65.42.25.25 (65.42.25.25) 83.176 ms 83.545 ms *
> > 5 * * *
> > 6 * * *
> > 7 * * *
> > 8 * * *
> > 9 * ae-6.ebr1.Chicago2.Level3.net
> > <http://ae-6.ebr1.Chicago2.Level3.net> (4.69.140.190) 21.798 ms
> > 27.807 ms
> > 10 * * *
> > 11 * * *
> > 12 * * *
> > 13 * * *
> > 14 * * ae-24-79.car4.Dallas1.Level3.net
> > <http://ae-24-79.car4.Dallas1.Level3.net> (4.68.19.70) 56.512 ms
> > 15 THE-PLANET.car4.Dallas1.Level3.net
> > <http://THE-PLANET.car4.Dallas1.Level3.net> (4.71.122.2) 72.155 ms
> > 74.019 ms 80.414 ms
> > 16 te7-2.dsr01.dllstx3.theplanet.com
> > <http://te7-2.dsr01.dllstx3.theplanet.com> (70.87.253.10) 90.982 ms
> > 97.117 ms 97.344 ms
> > 17 76.fd.5746.static.theplanet.com
> > <http://76.fd.5746.static.theplanet.com> (70.87.253.118) 98.313 ms
> > 98.898 ms 99.389 ms
> > 18 72.fe.5746.static.theplanet.com
> > <http://72.fe.5746.static.theplanet.com> (70.87.254.114) 102.014 ms
> > 102.308 ms 102.552 ms
> > 19 38.1.5d45.static.theplanet.com
> > <http://38.1.5d45.static.theplanet.com> (69.93.1.56) 113.991 ms
> > 114.123 ms 114.384 ms
> > root at sniffles:~#
> >
> > -David
> >
> > On Sat, Apr 18, 2009 at 5:00 PM, Frank Dolinar
> > <frank.dolinar at comcast.net <mailto:frank.dolinar at comcast.net>> wrote:
> >
> > To everyone I talked with on Thursday and anyone else who's
> > interested...
> >
> > My friend John was trying to access a page on my website and was
> > unable to do so.
> > Based on what he was doing, the fact that I can reach my website
> > and this specific page from any machine, OS, & browser that I've
> > tried, I don't know what his problem is.
> > (I've tried several machines, at home and at work, variously using
> > WinXP Pro SP2, Mac OS X 10.4, and Ubuntu Linux 8.04 as operating
> > systems and IE 6 / 7, FireFox 3.0.8, Opera 9.64 , and Safari 4.528
> > as browsers. I have IE and FireFox on my XP machine at work; IE,
> > FireFox, Opera, and Safari on my XP machine at home, Firefox &
> > Safari on my MacBook, and Firefox on my Ubuntu computer at home.
> > Had no problem with any configuration.)
> >
> > He provided an output from a diagnostic run. If anyone identifies
> > some sort of smoking gun in the diagnostic data, or if you try the
> > URL and are unable to get in and can provide some illumination of
> > this or possible other problems, I'd appreciate hearing whatever
> > you have to offer.
> >
> > I also notice in the diagnostic data he provided that I see a lot
> > of references to www.microsoft.com <http://www.microsoft.com> in
> > the text, but no reference to www.nanosteps.net
> > <http://www.nanosteps.net> (i.e. my website).
> > The only thing I can think is that he's running a version of Vista
> > and it's blocking his access.
> > Is this a whitelisting problem of some sort? If so, does anyone
> > know how to fix it?
> >
> > As usual, any help will be much appreciated.
> >
> > Thanks,
> > Frank
> >
> > P.S. John's email text to me is shown below:
> >
> > ---------------------------------------------
> >
> > I tried to log into http://www.nanosteps.net/~DiabologicNew.html <http://www.nanosteps.net/%7EDiabologicNew.html> and got a message that I could not connect to the page. I'm attaching the diagnostics.
> >
> >
> > ---------------------------------------------
> >
> > --
> > *================================================================*
> > * Frank Dolinar frank.dolinar at comcast.net <mailto:frank.dolinar at comcast.net> *
> > * nanoSteps, LLC www.nanosteps.net <http://www.nanosteps.net> *
> > * PO Box 886 517.351.1899 *
> > * East Lansing, MI 48826-0886 *
> > *----------------------------------------------------------------*
> > * Dream big, aim high, shoot for the stars... *
> > * and learn everything you can along the way. *
> > *================================================================*
> >
> >
> >
> > _______________________________________________
> > linux-user mailing list
> > linux-user at egr.msu.edu <mailto:linux-user at egr.msu.edu>
> > http://mailman.egr.msu.edu/mailman/listinfo/linux-user
> >
> >
> > ------------------------------------------------------------------------
> >
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> >
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