[outages] Comcast DNS broken?

[Frank Bulk]

I don’t see anything on dns.comcast.net.

 

I will forward to my Comcast contacts.

 

Frank

 

From: Outages [mailto:outages-bounces at outages.org] On Behalf Of Sajal Kayan via Outages
Sent: Monday, June 01, 2015 10:06 PM
To: OUTAGES Mailing List
Subject: [outages] Comcast DNS broken?

 

Hi,

 

Comcast DNS servers (75.75.75.75, 75.75.76.76) seem to be down. Web pages were suck at dns resolution phase, switching to Google DNS solved the problem immediately.

 

Tested from San Francisco.

 

sajal at sajal-lappy:~$ mtr --report 75.75.75.75

Start: Mon Jun  1 20:03:02 2015

HOST: sajal-lappy                 Loss%   Snt   Last   Avg  Best  Wrst StDev

  1.|-- 10.0.1.1                   0.0%    10    1.2   3.1   1.0   5.9   1.2

  2.|-- 50.174.142.1               0.0%    10   15.9  20.7  14.6  49.7  10.4

  3.|-- te-0-7-0-5-sur03.sffolsom  0.0%    10   16.9  24.1  16.4  54.6  11.6

  4.|-- be-209-ar01.santaclara.ca <http://be-209-ar01.santaclara.ca>   0.0%    10   18.2  33.4  17.0 146.1  39.9

  5.|-- he-0-14-0-0-ar01.sfsutro.  0.0%    10   22.4  26.9  20.0  42.9   6.8

  6.|-- te-9-4-ur01-d.sanjose.ca.  0.0%    10   22.9  23.1  20.6  28.4   2.0

  7.|-- te-8-2-ur01-d.sanjose.ca <http://te-8-2-ur01-d.sanjose.ca> .  0.0%    10   21.5  23.4  20.6  29.2   3.1

  8.|-- cdns01.comcast.net <http://cdns01.comcast.net>          0.0%    10   32.2  47.3  20.5  89.7  29.0

sajal at sajal-lappy:~$ dig google.com <http://google.com>  @75.75.75.75 <http://75.75.75.75> 

 

; <<>> DiG 9.9.5-3ubuntu0.2-Ubuntu <<>> google.com <http://google.com>  @75.75.75.75 <http://75.75.75.75> 

;; global options: +cmd

;; connection timed out; no servers could be reached

sajal at sajal-lappy:~$ 

 

 

https://pulse.turbobytes.com/results/556d1b32ecbe4023eb0000ab/ - Using our tool we see timeout from Seattle and Mountain View. Is this a national level outage or something?

 

-Sajal 

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