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CS foundations
Which diagnostic statement about `NXDOMAIN` is correct?
from CS foundations
beginner
1 min
Which diagnostic statement about `NXDOMAIN` is correct?
It is a negative DNS answer about name existence, and it may be cached under negative-caching policy.
It proves that the application server accepted and rejected a TCP connection.
It is always a transient resolver timeout that should be retried immediately.
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