Re: IPv6 access to gnuplot.info is broken [was Re: www.gnuplot.info lagging]

[Philipp K. J. <ja...@ie...>]

On Tue, 20 Feb 2024 00:28:02 +0000
Tait <gnu...@t4...> wrote:

I reached out to Clark on LinkedIn, and heard 
back from him.. He seems to understand what's
going on; I expect he will be looking into it.

Best,

		Ph.


> I understand how any of this works, but without administrative
> control of the webservers in question -- or failing that, at
> least the DNS or domain registration for gnuplot.info --
> there's not much that can be done.
> 
> Back in 2018, it appears gnuplot.info was a vhost to
> sourceforge, meaning there was no independent web server for
> gnuplot.info; it just pointed users to sourceforge by a
> different name. SourceForge has moved their public-facing
> addresses to CloudFlare (specifically,
> projects.sourceforge.net.cdn.cloudflare.net). And in fact,
> 216.105.38.10 is still that same IP from 2018, so SourceForge
> has moved on and apparently not told you (or anybody else).
> What would be ideal is to make gnuplot.info a CNAME to
> projects.sourceforge.net.cdn.cloudflare.net, but then
> SourceForge would have to have gnuplot.info as a SAN on their
> TLS certificates, and it appears they do not. Maybe someone
> could ask SourceForge if they still support CNAME redirection
> for giving projects a "friendly" DNS name, since they
> apparently did back in 2018. Make sure to mention TLS since
> changing DNS won't do any good unless SourceForge also
> updates their TLS certificates.
> 
> On the IPv6 side, 2001:468:c80:a202:0:b074:0:c082 belongs to
> Virginia Tech and seems to be part of some defunct "funnel"
> project on which I can't find any information. In fact all of
> https://www.vtti.vt.edu/ seems to be dead. That address is
> certainly outdated, and as with IPv4, the correct address
> should probably be projects.sourceforge.net.cdn.cloudflare.net
> but TLS gets in the way of the naive approach to that.
> 
> The domain (gnuplot.info that is) seems to be held through
> Hover(.com) who apparently resells Tucows registration.
> Administrative contact information is "redacted for privacy",
> but https://tieredaccess.
> com/contact/1f00f497-18bb-4578-95c4-43ff3950d7ba purports to be a way
> to contact the domain owner. (I've added a space in there so the link
> doesn't get auto-harvested.) It's common for domain registration
> contact info to be bogus or ignored though, so if you have any other
> ways to reach whoever owns/controls gnuplot.info, I'd try to pursue
> those. If there's no other response, you could plead with Hover
> support to try to get a hold of their customer and maybe
> they'd be sympathetic and try whatever contact information
> they have on file.
> 
> 
> 
> Ethan A Merritt <me...@uw...> said (on 2024/02/17):
> > On Friday, 16 February 2024 14:42:51 PST Cottrell, Allin wrote:  
> > > I noticed today that the "gnuplot homepage" seems to be more than
> > > a year out of date: the "latest release" there is 5.4.5 from
> > > October 2022. The "gnuplot download" page lags even more, with
> > > the "latest" being 5.4.2 (June 2021).
> > > 
> > > Allin Cottrell  
> 
> > ...
> > If anyone here understands how any of this works or how to fix it,
> > please speak up! 
> > 
> > I tried to forward it to the last Email address I had for Clark
> > Gaylord but it bounced.
> > 
> > 	Ethan  
> 
> ...
> 
> > It appears that the A and AAAA DNS records for "www.gnuplot.info"
> > are pointing to completely different webservers.
> > 
> > The server that's answering IPv4 requests seems to be up-to-date,
> > with information about Gnuplot 6.0. It reports a Server header of
> > "nginx", and a Last-Modified date for the front page of December
> > 29, 2023.
> > 
> > The server that's answering IPv6 requests, on the other hand, is
> > substantially out-of-date. The front page shows Gnuplot 5.4 as the
> > latest release, with a Last-Modified date of October 2, 2022. New
> > pages such as http://www.gnuplot.info/ReleaseNotes_6_0_0.html all
> > return 404 errors. The server also reports its version as Apache
> > 2.2.17, which is from 2010.
> > 
> > This affects everyone with a working IPv6 setup. If it's not
> > possible to find and update the server that's serving the v6
> > traffic, then I think it would be best to remove the AAAA DNS
> > record so that everyone can see the updated version of the site. v6
> > support isn't just limited to a few people anymore.
> > 
> > Thanks,
> > 
> > Andrew  
> 
> 
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