MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix50:CE:75:00:00:00 /24
Vendor address#1506, Block B, Hai Song Bldg, Tairan 9th Road Shenzhen Guang Dong CN 518040
Country🇨🇳 China
RegisteredMay 22, 2010
Block range50:CE:75:00:00:00– 50:CE:75:FF:FF:FF
Address capacity16,777,216
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority
Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.
Curious how a prefix like this turns into a full address? See how MAC addresses are structured →
Ownership timeline
- May 22, 2010 – Apr 9, 2016 Measy Electronics Ltd name changedaddress changed
- Apr 9, 2016 – present Measy Electronics Co., Ltd.
Example addresses in this block
Where this block sits
Measy Electronics Co., Ltd. holds 2 registered blocks in the IEEE registry, ranking #2,498 of 33,427 organizations by block count.
Other blocks registered to Measy Electronics Co., Ltd.