Re: Customer cannot direct access site www.w3.org

On 5 Nov 2010, at 8:05 AM, Osvaldo Toshio Shiruo wrote:

> Dear Sirs,
>
> We are a mobile telecom company in Brazil (TIM) and I am writing to  
> ask a help to solve a problem or give us any feedback about the  
> problem.
>
> A customer from UNB (Universidade Nacional de Brasilia) complained  
> that can not direct access the URL www.w3.org .
>
> We analyzed the problem and for some unknown reason your site  
> returned the reset to our IP address. Annexed the trace with the data.

Please see our FAQ on this question:
  http://www.w3.org/Help/Webmaster#block

Ian


>
> Our company supplies the internet access to our customers with the  
> following IP range.
> 189.64.0.0/15
> 189.116.0.0/15
> 187.46.0.0/15
> 187.82.0.0/16
> 189.67.128.0/17
> 186.196.0.0/16
>
> The traceroute to www.w3.org ended to crusher.w3..org ...  Using  http://crusher.w3.org 
>  the access to w3.org was successful.
>
> Tracing route to www.w3.org [128.30.52.166]
> over a maximum of 30 hops:
>   1   236 ms   199 ms   199 ms  10.203.6.233
>   2   187 ms   209 ms   949 ms  10.219.242.179
>   3   178 ms   159 ms   170 ms  10.219.240.10
>   4   170 ms   159 ms   159 ms  10.219.242.58
>   5   188 ms   211 ms   228 ms  10.239.255.29
>   6   187 ms   159 ms   159 ms  10.239.255.130
>   7   157 ms   180 ms   239 ms   
> ge11-1-0-3000.sanpaolo2.spa.seabone.net [195.22.
> 219.17]
>   8   287 ms   309 ms   299 ms  te7-2.miami7.mia.seabone.net  
> [195.22.199.111]
>   9   338 ms   419 ms   459 ms  te4-2.ccr01.mia03.atlas.cogentco.com  
> [154.54.10.
> 113]
>  10   288 ms   279 ms   329 ms  te7-2.ccr01.mia01.atlas.cogentco.com  
> [154.54.3.1
> 25]
>  11   307 ms   339 ms   289 ms  te2-4.ccr01.atl01.atlas.cogentco.com  
> [154.54.7.1
> 46]
>  12   307 ms   329 ms   349 ms   
> te0-1-0-6.ccr21.dca01.atlas.cogentco.com [154.54
> .24.153]
>  13   348 ms   309 ms   319 ms   
> te0-0-0-6.ccr21.jfk02.atlas.cogentco.com [154.54
> .25.237]
>  14   307 ms   319 ms   319 ms  te3-1.ccr02.bos01.atlas.cogentco.com  
> [154.54.25.
> 114]
>  15     *        *        *     Request timed out.
>  16   328 ms   339 ms   351 ms  B24-RTR-2-BACKBONE.MIT.EDU  
> [18.168.0.23]
>  17   340 ms   359 ms   329 ms  MITNET.TRANTOR.CSAIL.MIT.EDU  
> [18.4.7.65]
>  18   317 ms   369 ms   309 ms  trantor.haven.csail.mit.edu  
> [128.30.0.254]
>  19   326 ms   359 ms   319 ms  crusher.w3.org [128.30.52.166]
>
>
> The next traceroute ended to lowblow server. If we use  http://lowblow.w3.org 
>  we got the access
>
> C:\Documents and Settings\shiruoo.TIMSUL>tracert 128.30.52.170
> Tracing route to lowblow.w3.org [128.30.52.170]
> over a maximum of 30 hops:
>   1   217 ms   219 ms   989 ms  10.203.6.233
>   2   187 ms   199 ms   169 ms  10.219.242.178
>   3   169 ms   249 ms   189 ms  10.219.240.26
>   4   188 ms   159 ms   159 ms  10.219.242.57
>   5   157 ms   200 ms   199 ms  10.239.255.25
>   6   187 ms   159 ms   199 ms  10.239.255.138
>   7   188 ms   159 ms   159 ms   
> ge11-1-0-3000.sanpaolo2.spa.seabone.net [195.22.
> 219.17]
>   8   267 ms   289 ms   309 ms  te8-1.miami7.mia.seabone.net  
> [195.22.199.99]
>   9   277 ms   279 ms   319 ms  te4-2.ccr01.mia03.atlas.cogentco.com  
> [154.54.10.
> 113]
>  10   288 ms   269 ms   319 ms  te7-2.ccr02.mia01.atlas.cogentco.com  
> [154.54.25.
> 13]
>  11   797 ms   329 ms     *     te2-4.ccr02.atl01.atlas.cogentco.com  
> [154.54.26.
> 9]
>  12   309 ms   349 ms   369 ms   
> te0-4-0-7.ccr22.dca01.atlas.cogentco.com [154.54
> .42.197]
>  13   317 ms   359 ms   359 ms   
> te0-0-0-6.ccr22.jfk02.atlas.cogentco.com [154.54
> .26.1]
>  14   327 ms   339 ms   369 ms  te2-4.ccr02.bos01.atlas.cogentco.com  
> [154.54.6.9
> ]
>  15     *        *        *     Request timed out.
>  16   321 ms   319 ms   359 ms  B24-RTR-2-BACKBONE.MIT.EDU  
> [18.168.0.23]
>  17   318 ms   329 ms   309 ms  MITNET.TRANTOR.CSAIL.MIT.EDU  
> [18.4.7.65]
>  18   317 ms   349 ms   319 ms  trantor.haven.csail.mit.edu  
> [128.30.0.254]
>  19   317 ms   330 ms   349 ms  lowblow.w3.org [128.30.52.170]
>
> The  nslookup to address www.w3.org returned several IP address
> C:\Documents and Settings\shiruoo.TIMSUL>nslookup www.w3.org
> *** Can't find server name for address 189.40.224.5: Server failed
> *** Can't find server name for address 189.40.224.13: Server failed
> *** Default servers are not available
> Server:  UnKnown
> Address:  189.40.224.5
> Non-authoritative answer:
> Name:    www.w3.org
> Addresses:  128.30.52.168, 128.30.52.170, 128.30.52.38, 128.30.52.51
>           128.30.52.53, 128.30..52.54, 128.30.52.166
>
> If you need more information or another test we are available to  
> perform it.
>
> Kind Regards,
>
>
> Osvaldo Toshio Shiruo
> Network Assurance - TSL
> oshiruo@timsul.com.br
> GSM: 55 41 9913-0328
> Ramal: 55 41 3312-6541
>
>
>
>
>
>
>
> -----Original Message-----
> From: Carlinhos Cecconi [mailto:cecconi@nic.br]
> Sent: quarta-feira, 3 de novembro de 2010 16:14
> To: Osvaldo Toshio Shiruo
> Subject: endereço para site W3C
>
> Osvaldo
>
> Segue o e-mail para o qual peço que reporte o problema apresentado
>
> site-comments@w3.org
>
> --
> Carlinhos Cecconi
> cecconi@nic.br
> analista de projetos
> W3C Escritório Brasil
> NIC.br - CGI.br
> +55 (11) 5509-3511
>
> <teste_timbr_w3_org.pcap>

--
Ian Jacobs (ij@w3.org)    http://www.w3.org/People/Jacobs/
Tel:                                      +1 718 260 9447

Received on Monday, 8 November 2010 14:15:06 UTC