B4ad9315 98d4 47d9 8ceb 750c40954726 2025 Schedule. Enter a mac address (or oui) to lookup the device manufacturer, including city, state and zip code. Mac address (media access control address) is a unique identifier assigned to a network interface controller (nic) for use as a network address in communications within a network.
Mac address block large (previously named oui).number of address 2^24 (~16 million) ma. Mac address lookups, search by full address, oui prefix or by vendor name.