B.R. wrote: > What could be the problem? How should I investigate this? Just guessing... In your nginx configuration are you specifying a resolver that is different or unavailable? http://nginx.org/en/docs/http/ngx_http_core_module.html#resolver Another guess but likely installing a local caching nameserver I think would work around the problem, using 'nameserver 127.0.0.1' in the /etc/resolv.conf file. apt-get install bind9 What version of debian are you running? cat /etc/debian_version Bob
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