官方项目https://github.com/emden-norfolk/cidrl

wget  https://github.com/emden-norfolk/cidrl/archive/refs/tags/v1.0.2.tar.gz   -O - | tar xz 
cd cidrl-*
./configure
make
make install

用法

cidrl6 -s50 2001:db8::1428:55ab/48
cidrl -s24 10.0.0/20