adnsheloex - Asynchronous-capable DNS client utilities

       Copyright Ian Jackson and contributors
       This  is  free  software;  see  the  source  for  copying conditions.  There is NO warranty; not even for
       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

GNU adns 1.6.1                                      May 2024                                       ADNSHELOEX(1)

       usage: adnsheloex [<options>] [<logfile>]

              adnsheloex --version|--help

       options: -c <concurrency>  set max number of outstanding queries

       -p     use poll(2) instead of select(2)

       -d     turn on debugging

       -C <config>
              use instead of contents of resolv.conf

       adnsheloex - Asynchronous-capable DNS client utilities