Help with route latency between TATA and Comcast

Edward Arthurs earthurs at legacyinmate.com
Tue Jun 24 18:48:36 UTC 2014


Here is what I get from a trace route, I am in Los Angeles.

Tracing route to 128.199.162.241 over a maximum of 30 hops

  1    <1 ms    <1 ms    <1 ms  172.25.0.137
  2    14 ms    16 ms    14 ms  208.179.145.213
  3     7 ms     5 ms     6 ms  cr01.lax1.tierzero.net [216.31.153.48]
  4     7 ms     6 ms     6 ms  ge-0-1-2.br02.lax3.tierzero.net [216.31.128.73]
  5     7 ms     7 ms    45 ms  xe-7-1-2.edge6.LosAngeles1.Level3.net [4.59.57.157]
  6     6 ms     6 ms     6 ms  ae-1-60.edge3.LosAngeles1.Level3.net [4.69.144.9]
  7     8 ms     7 ms     8 ms  xe-0-3-0-5.r04.lsanca03.us.bb.gin.ntt.net [129.250.9.229]
  8     8 ms     8 ms     8 ms  ae-8.r20.lsanca03.us.bb.gin.ntt.net [129.250.5.1]
  9   116 ms   123 ms   117 ms  ae-6.r20.osakjp02.jp.bb.gin.ntt.net [129.250.4.39]
 10   117 ms   117 ms   117 ms  ae-4.r22.osakjp02.jp.bb.gin.ntt.net [129.250.6.188]
 11   204 ms   223 ms   208 ms  ae-8.r20.sngpsi05.sg.bb.gin.ntt.net [129.250.3.110]
 12   200 ms   192 ms   191 ms  ae-2.r00.sngpsi02.sg.bb.gin.ntt.net [129.250.3.147]
 13   181 ms   184 ms   182 ms  116.51.27.190 APNIC
 14   179 ms   180 ms   179 ms  103.253.144.242 APNIC
 15     *        *        *     Request timed out.
 16   188 ms   188 ms   194 ms  128.199.162.241 digitalocean.com

Trace complete.

Thank You

-----Original Message-----
From: NANOG [mailto:nanog-bounces at nanog.org] On Behalf Of rwebb at ropeguru.com
Sent: Tuesday, June 24, 2014 11:26 AM
To: Matthew Petach
Cc: nanog at nanog.org
Subject: Re: Help with route latency between TATA and Comcast


Now that I look at it again, I believe you are correct. This is my first overseas server so I was not really sure what to expect in latency.

It has been one of those days that doing a reverse had not occurred to me to try as suggested by another reply. I am seeing about the same on the reverse so I am good to go.

Robert

On Tue, 24 Jun 2014 11:18:09 -0700
  Matthew Petach <mpetach at netflight.com> wrote:
> 260ms from VA to SG is about right.  I'd suspect the DNS is wrong in 
> this case, as otherwise they somehow went from LAX to SG in less than 
> 10ms--and if they found a way to do that, I suspect they'd have a 
> *lot* more customers beating down their doors to get onto that 
> pathway.  :P
> 
> Matt
> 
> 
> 
> On Tue, Jun 24, 2014 at 10:49 AM, rwebb at ropeguru.com 
><rwebb at ropeguru.com>
> wrote:
> 
>> I am doing some testing between my Comcast Business connection and a  
>>Singapore server that I have just setup. I am seeing high latency to 
>>the  server but it appears it is the Comcast to TATA link and not the 
>>link  between the U.S. and Singapore. At least that is what I can 
>>gather from the  reverse lookup in the traceroute.
>>
>> Can someone please enlighten me as to if I am correct or not?
>>
>> Tracing route to 128.199.162.241 over a maximum of 30 hops
>>
>>   1    <1 ms    <1 ms    <1 ms  192.168.1.254
>>   2     1 ms    <1 ms    <1 ms 23-25-112-190-static.hfc.
>> comcastbusiness.net [23.25.xxx.xxx]
>>   3    27 ms    22 ms    19 ms  96.178.10.1
>>   4    10 ms     9 ms    10 ms te-1-3-ur01.shadygrove.va.
>> richmond.comcast.net [68.86.124.241]
>>   5    17 ms    17 ms    17 ms xe-12-0-1-0-ar02.charlvilleco.
>> va.richmond.comcast.net [68.86.172.17]
>>   6    24 ms    24 ms    25 ms pos-1-2-0-0-cr01.ashburn.va.
>> ibone.comcast.net [68.86.91.53]
>>   7    24 ms    23 ms    23 ms pos-0-3-0-0-pe01.ashburn.va.
>> ibone.comcast.net [68.86.86.142]
>>   8    20 ms    20 ms    20 ms  66.208.233.38
>>   9   268 ms   264 ms   265 ms 
>>if-6-8.tcore2.lvw-los-angeles.as6453.net
>> [216.6.87.114]
>>  10     *        *        *     Request timed out.
>>  11   270 ms   255 ms   256 ms 
>>if-2-2.tcore1.svw-singapore.as6453.net
>> [180.87.12.1]
>>  12   270 ms   271 ms   275 ms 
>>if-11-2.thar1.svq-singapore.as6453.net
>> [180.87.98.37]
>>  13   260 ms   258 ms   260 ms  180.87.98.6
>>  14   256 ms   256 ms   258 ms  103.253.144.242
>>  15   262 ms   258 ms   259 ms  128.199.162.241
>>
>> Trace complete.?
>>
>>




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