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MAC prefix 64:44:D5

Assigned by the IEEE to TD Tech.

Prefix
64:44:D5   64-44-D5   6444.D5
Block type
MA-L (16,777,216 addresses)
Address range
64:44:D5:00:00:00 – 64:44:D5:FF:FF:FF
Organization
TD Tech
Registered address
15F, building D, Yeqing building, No. 9, Wangjing North Road, Chaoyang District, Beijing, BeiJing 100102, CN
Country
China (CN)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 64:44:D5:00:00:00

TD Tech holds 1 block in total: see all. Source: IEEE Registration Authority public listing.