[dns-operations] resolvers considered harmful
bortzmeyer at nic.fr
Sat Oct 25 16:19:56 UTC 2014
On Thu, Oct 23, 2014 at 03:29:02PM -0400,
Mark Allman <mallman at icir.org> wrote
a message of 64 lines which said:
> Same interface to the applications. But, underneath it doesn't go
> query whatever is in /etc/resolv.conf, but rather just walks the
> tree itself (to the extent needed, based on the cache).
It is the very definition of a resolver. As I've said, I believe
you're just playing with words.
> Think of it as a change under-the-hood to gethostbyname().
gethostbyname() is deprecated for a long time, partly because it works
only for IPv4. Use getaddrinfo() instead.
More information about the dns-operations