MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
IEIT SYSTEMS Co., Ltd.
MAC address prefix B4:05:5D is registered to IEIT SYSTEMS Co., Ltd., located at No 224 Shanda RoadJinan Shandong 250013CN.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 12 July 2019, with the most recent update made on 19 June 2024.
OUI: B4:05:5D
Vendor name: IEIT SYSTEMS Co., Ltd.
Address:
Assignment Type MA-L No 224 Shanda Road
Jinan Shandong 250013
CN.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 19 June 2024
Initial registration: 12 July 2019
