Spaces in hostnames?

Kenneth Porter shiva at
Mon Aug 14 18:19:36 UTC 2006

--On Wednesday, August 09, 2006 4:33 PM +0200 Sebastian Hagedorn 
<Hagedorn at> wrote:

>> In DNS an underscore character is not legal in a hostname.
> That hasn't been true for a long time:
> <>

There's a difference between names in general and hostnames. The hostname 
restriction is an application restriction layered on top of DNS, not a DNS 
protocol restriction.

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