Subject:
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Re: Brickshelf has moved
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Newsgroups:
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lugnet.off-topic.geek
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Date:
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Fri, 10 Aug 2001 20:45:38 GMT
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Viewed:
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621 times
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Yeah, I understand how caching works, I just didn't know that BrickShelf had
another URL.
;-)
~Mladen
In lugnet.off-topic.geek, David Eaton writes:
> In lugnet.off-topic.geek, Mladen Pejic writes:
> > Let me get this straight, BrickShelf has two URLs. On is 206.131.246.36 and
> > the other is BrickShelf.com, right?
>
> Yeah, kinda. What happens is pretty much this:
>
> - Every computer (essentially) has an address, called an IP address.
> - The nameservers for the internet associate a name with an IP. So when you
> type in "www.lugnet.com", the internet nameservers tell you what IP address
> that means.
> - Some services decide that taking the time to look these up is too costly,
> so they keep their own tables (called caching). That way, the 1st time the
> page is called, they look it up, but when they're called again, they have
> the address in memory and don't need to look it up. And they clean their
> memory out periodically.
>
> So what happened is that the computer that hosts brickshelf changed IP
> addresses from 216.2.22.36 to 206.131.246.36. So any server that actually
> *looks up* the address will get it right. But if any of them have it stored
> as the OLD IP address, they'll connect to the wrong address and get nothing.
> So if you're at one of these locations, typing in "www.brickshelf.com" will
> go to the OLD address, and be wrong. But you can circumvent the caching by
> going DIRECTLY to the machine and using its IP address instead of
> "www.brickshelf.com".
>
> However, if you try and directly access the OLD box (http://216.2.22.36/),
> you won't get anything-- that is, of course, unless your BROWSER has cached
> any data. If you actually reload/refresh the pages, you won't get good data
> back.
>
> DaveE
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Message has 1 Reply:
Message is in Reply To:
 | | Re: Brickshelf has moved
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| (...) Yeah, kinda. What happens is pretty much this: - Every computer (essentially) has an address, called an IP address. - The nameservers for the internet associate a name with an IP. So when you type in "www.lugnet.com", the internet nameservers (...) (23 years ago, 10-Aug-01, to lugnet.off-topic.geek)
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