Top Websites Running IPv6

Dan Wing dwing at cisco.com
Wed Nov 18 03:00:21 CET 2009


 

> -----Original Message-----
> From: Jay Hennigan [mailto:jay at west.net] 
> Sent: Tuesday, November 17, 2009 5:35 PM
> To: Dan Wing; ipv6-ops at lists.cluenet.de
> Subject: Re: Top Websites Running IPv6
> 
> Dan Wing wrote:
> 
> > You might also try connecting to port 80 of those sites.  Afterall,
> > if they were on Alexa's top-one million list yesterday they should
> > be listening on port 80.
> > 
> >>From the information currently posted at
> > http://bgp.he.net/ipv6-progress-report.cgi, I found the 
> following sites didn't
> > accept connections to port 80 via their AAAA records:
> 
> Well, a couple of those AAAA records are rather obviously broken.
> 
> luc.edu and pcc.edu look like a doubled default private IPv4 address 
> from some consumer gear.  I wonder if these are populated by 
> default in 
> a DNS application somewhere.  If so it is likely to cause problems 
> should it become common.

And the others will suffer loading delays for IPv6-enabled clients
which prefer IPv6 over IPv4.  Until the user disables IPv6, that is.

-d


> > die.net                        2607:f820:42::4 (failed)
> > netbynet.ru                    
> 2a00:d18:f00d:d401:fe0b:101:0:67 (failed)
> > luc.edu                        192:192:168:168:1:1:1:1 (failed)
> > pcc.edu                        192:192:168:168:1:1:1:1 (failed)
> > bayimg.com                     2a01:298:3:1:1337::13 (failed)
> > tribune.com                    2002:a3c0:1712::a3c0:1712 (failed)
> > proua.com                      2a01:d0::10:1 (failed)
> > worldofwatches.com             2002:4087:6747:: (failed)
> > essex.ac.uk                    2002:9bf5:305e::9bf5:305e (failed)
> > fernuni-hagen.de               2002:84b0:8102::84b0:8102 (failed),
> > 2002:84b0:8101::84b0:8101 (failed)
> 
> --
> Jay Hennigan - CCIE #7880 - Network Engineering - jay at impulse.net
> Impulse Internet Service  -  http://www.impulse.net/
> Your local telephone and internet company - 805 884-6323 - WB6RDV



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