Date: Tue, 27 Sep 2022 18:41:06 -0400 From: Viktor Dukhovni <freebsd@dukhovni.org> To: freebsd-net@freebsd.org Subject: Re: getaddrinfo error for existing host without requested address family Message-ID: <YzN8AgkDvCWV9jaw@straasha.imrryr.org> In-Reply-To: <202209272053.28RKrDEa004321@mail.karels.net> References: <202209272053.28RKrDEa004321@mail.karels.net>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tue, Sep 27, 2022 at 03:53:12PM -0500, Mike Karels wrote:
> The first error message is misleading, because the name *does* resolve,
> but has no AAAA record, and it is the same error message as for a name
> that truly does not exist.
FWIW, the distinction between NODATA and NXDOMAIN is these days not
infrequently violated at the authoritative nameserver:
https://datatracker.ietf.org/doc/html/draft-valsorda-dnsop-black-lies-00
So whether or not a name actually exists or just fails to have the
requested record type is at times not easily determined. :-(
--
Viktor.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?YzN8AgkDvCWV9jaw>