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MAC prefix 00:04:B8

Assigned by the IEEE to Kumahira Co., Ltd..

Prefix
00:04:B8   00-04-B8   0004.B8
Block type
MA-L (16,777,216 addresses)
Address range
00:04:B8:00:00:00 – 00:04:B8:FF:FF:FF
Organization
Kumahira Co., Ltd.
Registered address
4-34 Ujinahigashi 2-Chome, JAPAN 734-8567, JP
Country
Japan (JP)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:04:B8:00:00:00

Kumahira Co., Ltd. holds 1 block in total: see all. Source: IEEE Registration Authority public listing.