MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
S.E.I. CO.,LTD.
OUI: 70:B3:D5:12:D
Vendor name: S.E.I. CO.,LTD.
Address:
Assignment Type MA-S 59 Nirayama Tada
Izunokuni Shizuoka 4102133
JP.
Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)
Initial registration: 04 October 2019
![MAC Address Vendor Country JP map](/img/countries/jp_5a7610-w400.gif)