Ben Scott wrote:
The detective in me has to point out that doesn't necessarily prove
it's Amazon's *DNS* servers doing that. Their provisioning system
might replace potentially problematic characters with dashes when
creating DNS records. This distinction is mostly academic, but I
On Sat, Jan 23, 2010 at 12:25 AM, Brian Chabot br...@datasquire.net wrote:
Toying with a piece of trivia who's origin I no longer recall, I seem to
recall that some DNS servers will treat an underscore as a dash.
Yikes! That's disturbing. Domain names are supposed to be unique keys.
I
Is an _ allowed in a DNS name?
I didn't think so, and my home DNS proxy doesn't think so, but other
networks seem fine with it.
http://www.thingiverse.com/image:8662
Above is an example, where the image is stored by amazon at
On Fri, Jan 22, 2010 at 11:50 AM, Thomas Charron twaf...@gmail.com wrote:
Is an _ allowed in a DNS name?
I didn't think so, and my home DNS proxy doesn't think so, but other
networks seem fine with it.
http://www.thingiverse.com/image:8662
Above is an example, where the image is stored
On 01/22/2010 11:50 AM, Thomas Charron wrote:
Is an _ allowed in a DNS name?
I didn't think so, and my home DNS proxy doesn't think so, but other
networks seem fine with it.
http://www.thingiverse.com/image:8662
Above is an example, where the image is stored by amazon at
After refreshing my memory here:
http://en.wikipedia.org/wiki/Hostname
...which references (what appear to be) the relevant RFCs, I recall
that underscores are definitely not legal, but the corner cases (and
instances of blatant [cough]Microsoft[cough] disregard) are interesting...
Thomas Charron twaf...@gmail.com writes:
Is an _ allowed in a DNS name?
DNS-SD, DKIM, ADSP, and a whole bunch of other parts of the greater
internet infrastructure think so--actually, they depend on it.
But allowed is a long way away from in general good taste.
I take _ in domains as being
On Fri, Jan 22, 2010 at 11:50 AM, Thomas Charron twaf...@gmail.com wrote:
Is an _ allowed in a DNS name?
As usual, the real world is complicated.
DNS != Internet
The protocol part of DNS can handle an underscore just fine. Labels
can include any character except a dot (.) or ASCII NUL.
On Fri, Jan 22, 2010 at 12:15 PM, Michael ODonnell
michael.odonn...@comcast.net wrote:
... and instances of blatant [cough]Microsoft[cough] disregard ...
Not sure what you're after there.
Windows allows underscores in the hostname. Linux also allows
underscores in the hostname. There is
On Fri, Jan 22, 2010 at 1:39 PM, Ben Scott dragonh...@gmail.com wrote:
That would generally be considered non-compliant with the
requirements for Internet hosts, even though DNS can handle it. Some
software attempts to enforce the former despite the later. It's a
matter of opinion who is
On Fri, Jan 22, 2010 at 2:39 PM, Thomas Charron twaf...@gmail.com wrote:
Interesting. My nameserver at home ends up telling me to bugger
off. :-D Not sure which one, either our DNS forwarder, or the TDS
nameservers. Will have to take a look.
Some DNS software definitely has the option
(I detest FUD, even if it's aimed at a target I also dislike.)
(sigh) You're right. I could swear that just before I posted my comment I
had read (parts of) a rant (with examples) about how Microsoft disregards
the DNS hostname rules on the Internet, but maybe I was hallucinating - I
now
Michael ODonnell michael.odonn...@comcast.net writes:
(I detest FUD, even if it's aimed at a target I also dislike.)
(sigh) You're right. I could swear that just before I posted my comment I
had read (parts of) a rant (with examples) about how Microsoft disregards
the DNS hostname rules
Thomas Charron wrote:
On Fri, Jan 22, 2010 at 1:39 PM, Ben Scott dragonh...@gmail.com wrote:
That would generally be considered non-compliant with the
requirements for Internet hosts, even though DNS can handle it.
Interesting. My nameserver at home ends up telling me to bugger
off.
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