Shanghai High-Flying Electronics Technology Co.,Ltd MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix74:E9:D8:00:00:00 /24
Vendor address#17 Building, No.1500 Zu Chongzhi Road, Pudong District, 201203, Shanghai, China SHANGHAI SHANGHAI CN 201200
Block range74:E9:D8:00:00:00– 74:E9:D8: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.

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