Data files bundled with iotaudit:

- oui.txt.gz — derived from the IEEE MA-L public OUI listing
  (https://standards-oui.ieee.org/oui/oui.txt), trimmed to prefix + short name.
- dbip-country-lite.mmdb — DB-IP IP to Country Lite, © db-ip.com,
  licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).
  Attribution: IP Geolocation by DB-IP (https://db-ip.com).
- ip2asn-lite.tsv.gz — subset of iptoasn.com ip2asn-v4 data for common cloud/IoT ASNs.
