Home Network & IoT
MAC OUI lookup (wireshark manuf / curl APIs)
Identify device vendors from MAC address prefixes.
Authorized testing only. Practice on systems you own, isolated labs, or targets with written permission. Unauthorized access is illegal.
When
You see unknown MACs on the router client list or arp table.
How
Take first 3 octets; look up OUI; match to Amazon/Google/Espressif/etc.
Why
Turns random hex into 'bedroom ESP8266' or 'unknown camera'.
Commands & usage
ip neigh
arp -a
grep -i 'aa:bb:cc' /usr/share/wireshark/manuf
Commands are educational examples. Adapt hosts, paths, and rates to your authorized scope.
Tags
Related in Home Network & IoT
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