/usr/bin/ex-rdns

From udns 0.7-r0 (os), captured 2026-11-05 by running ex-rdns --help (exit 1) · terse output. permalink

/usr/bin/ex-rdns: invalid option -- '-'

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.