A-label definition
Mark Andrews
Mark_Andrews at isc.org
Tue Jun 24 03:17:48 CEST 2008
> Mark Andrews wrote:
>
> > At best there is guidance not to allocate a TLD which will
> > potentially clash with a representation of a IPv4 address.
>
> > 0xde.0xad.0xbe.0xef
> > 222.137.190.239
> > 0xdeadbeef
> > 0337.0211.0276.0357
> > 033653337357
> > 3735928559
>
> The 0x concept would break various of my scripts based on
> "if it only contains the characters '0.123456789' it might
> be an IPv4, and it is no FQDN (or vice versa)".
Well you scripts are most probably already broken.
% telnet 0x7f.0x01
Trying 127.0.0.1...
telnet: connect to address 127.0.0.1: Connection refused
telnet: Unable to connect to remote host
%
Mark
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews at isc.org
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