MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
ZD
IEEE Registrant 4 Prefixes
ZHEJIANG DAHUA TECHNOLOGYCO.,LTD
ZHEJIANG DAHUA TECHNOLOGYCO.,LTD manages 4 unique MAC address prefixes. These prefixes have a total block size of 67.1 million addresses.
The allocation includes the following types: MA-L(MAC Address Block Large, 16,777,216 addresses each).
The company registered its MAC address allocation on 23 January 2024, and the most recent update was made on 24 April 2025. These allocations support network identification and communication globally.
Unique prefixes 4
Block Size 67108860 (67.1 M)
First registration 23 January 2024
Last updated 24 April 2025
Entity Details
Unique prefixes 4
Block Size 67108860 (67.1 M)
First registration 23 January 2024
Last updated 24 April 2025
Types
MA-L: Block Type
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)