MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:F7:E0:00 /36
Vendor addressRoom 408, Building 3, Songqiao Advanced Intelligent Manufacturing Industrial Park, No. 39 Anzhi Street, Suzhou Industrial Park, Jiangsu Suzhou Jiangsu CN 215200
Country🇨🇳 China
Block range8C:1F:64:F7:E0:00– 8C:1F:64:F7:EF:FF
Address capacity4,096
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
- Sep 17, 2026 – Sep 20, 2026 Suzhou Deyi Automotive Electronice Co., Ltd. name changed
- Sep 20, 2026 – present Suzhou Deyi Automotive Electronics Co., Ltd.
Example addresses in this block
Where this block sits
Previous
8C:1F:64:F7:D0:00 /36
RPG INFORMATICA, S.A.
Next
8C:1F:64:F7:F0:00 /36
Vision Systems Safety Tech
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Suzhou Deyi Automotive Electronics Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #28,679 of 33,421 organizations by block count.