tool / 08
MAC Address Lookup
Type a MAC address to identify its vendor from the IEEE OUI registry — updates as you type, entirely offline.
Address
IEEE OUI registry snapshot$
| Formatted | |
|---|---|
| Vendor | |
| Address type | |
| Administration |
Covers all three IEEE registries — MA-L (24-bit), MA-M (28-bit) and MA-S (36-bit) — matched longest-prefix-first. A locally administered address (common on phones and laptops doing MAC randomization for privacy) has no vendor by design: it was never assigned to anyone.