Chris Cason <del### [at] deletethistoopovrayorg> wrote:
> The datacenter in which the dedicated server hosting POV-Ray recently changed. As we
have our own class C (/24) subne
t, this (in theory) should not have affected us (outside of a few hours of downtime as
the machine was physically trans
ported) as no IP addresses needed to change: our host only had to alter the
appropriate BGP announcement to indicate th
e new route to/from our network.
>
> However it has since come to our attention that many parts of the internet are
unable to access resources on our serv
er. Sites such as wiki.povray.org and www.irtc.org continue to work as they are cached
by Cloudflare, and Cloudflare ca
n still talk to our server. The problem lies in the fact that whilst we are receiving
the incoming traffic sent our way
, outgoing traffic that needs to pass through Comcast is black-holed only four hops
from our server. This means anyone 
who is behind Comcast addresses are unable to access anything on our server.
>
> We have used our class C network for more than a quarter of a century with no real
issues; this is the first time we'
ve been black-holed by a major transit point in the US and we have no explanation for
it. A request has been lodged wit
h the Comcast NOC to fix this but as of the time of writing it remains in place.
>
> We're posting this message right now primarily to raise awareness amongst those who
are not affected but are in commu
nication with those who are (via means outside this site) to let them know why they
can't connect, since of course affe
cted users aren't able to read this message right now.
>
> Additionally once the issue is resolved, this will serve as an explanation as to why
we were "down" for so long.
>
> regards,
>
> -- Chris

Thanks! I've posted elsewhere not knowing what the problem was. I still
don't,(I'm not that bright;) But a lease someone is working on it!

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