mmdbresolve reads IPv4 and IPv6 addresses on stdin and prints their IP geolocation information on stdout. For more information on mmdbresolve consult your local manual page (man mmdbresolve) or the online version.

Help information available from mmdbresolve. 

mmdbresolve (Wireshark) 4.5.0 (v4.5.0rc0-2347-gdf110b8c5e5d)
Read IPv4 and IPv6 addresses on stdin and print their IP geolocation information on stdout.
See https://www.wireshark.org for more information.

Usage: mmdbresolve [-v|-h] -f <dbfile> [-f <dbfile>] ...

Options:
  -v: display version info and exit
  -h: display this help and exit
  -f: path to a MaxMind Database file