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ars
on March 9, 2011
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Saved 10 billion DNS queries per month by disablin...
See my reply here:
http://news.ycombinator.com/item?id=2306788
He is creating thousands of unique subdomains, so nobody can cache anything.
drwxrwxrwt
on March 9, 2011
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username subdomains are a very popular feature with many websites, especially older ones. users like it too. there is nothing abusive about it. He cant scrap several years worth of links and throw everyone at www.example.com/username
ars
on March 10, 2011
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And? Someone asked why the DNS wasn't caching and I explained.
andrewcooke
on March 11, 2011
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Why can't this be handled with DNS wildcards? Surely they
would
allow caching on the nearest server.
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He is creating thousands of unique subdomains, so nobody can cache anything.