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MAC prefix 90:21:81

Assigned by the IEEE to Shanghai Huaqin Telecom Technology Co.,Ltd.

Prefix
90:21:81   90-21-81   9021.81
Block type
MA-L (16,777,216 addresses)
Address range
90:21:81:00:00:00 – 90:21:81:FF:FF:FF
Organization
Shanghai Huaqin Telecom Technology Co.,Ltd
Registered address
No.1 Building,399 Keyuan Road, Zhangjian Hi-Tech Park,, shanghai shanghai 201203, CN
Country
China (CN)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 90:21:81:00:00:00

Shanghai Huaqin Telecom Technology Co.,Ltd holds 2 blocks in total: see all. Source: IEEE Registration Authority public listing.