table of contents
IDN2(1) | User Commands | IDN2(1) |
NAME¶
idn2 - Libidn2 Internationalized Domain Names conversion tool
SYNOPSIS¶
idn2 [OPTION]... [STRINGS]...
DESCRIPTION¶
The idn2 tool converts DNS domains from UTF-8 to ASCII compatible encoding (ACE) form, as used in the DNS protocol. The encoding format is the Internationalized Domain Name (IDNA2008/TR46) format.
Internationalized Domain Name (IDNA2008) convert STRINGS, or standard input.
Command line interface to the Libidn2 implementation of IDNA2008.
All strings are expected to be encoded in the locale charset.
To process a string that starts with `-', for example `-foo', use `--' to signal the end of parameters, as in `idn2 --quiet -- -foo'.
Mandatory arguments to long options are mandatory for short options too.
- -h, --help
- Print help and exit
- -V, --version
- Print version and exit
- -d, --decode
- Decode (punycode) domain name
- -l, --lookup
- Lookup domain name (default)
- -r, --register
- Register label
- -T, --tr46t
- Enable TR46 transitional processing
- -N, --tr46nt
- Enable TR46 non-transitional processing
- --no-tr46
- Disable TR46 processing
- --usestd3asciirules
- Enable STD3 ASCII rules
- --no-alabelroundtrip
- Disable A-label roundtrip for lookups
- --debug
- Print debugging information
- --quiet
- Silent operation
AUTHOR¶
Written by Simon Josefsson, Tim Ruehsen.
REPORTING BUGS¶
Report bugs to: help-libidn@gnu.org
Report Debian bugs to: https://bugs.debian.org/
Libidn2 home page: <https://www.gnu.org/software/libidn/#libidn2>
General help using GNU software: <https://www.gnu.org/gethelp/>
Packaged by Debian (2.3.7-2+b1)
Copyright © 2011-2024 Simon Josefsson, Tim Ruehsen.
License GPLv3+: GNU GPL version 3 or later
<https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
SEE ALSO¶
The full documentation for idn2 is maintained as a Texinfo manual. If the info and idn2 programs are properly installed at your site, the command
- info idn2
should give you access to the complete manual.
October 2024 | Libidn2 2.3.7 |