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MAC prefix 00:04:B4

Assigned by the IEEE to CIAC.

Prefix
00:04:B4   00-04-B4   0004.B4
Block type
MA-L (16,777,216 addresses)
Address range
00:04:B4:00:00:00 – 00:04:B4:FF:FF:FF
Organization
CIAC
Registered address
18 rue Joseph BARA
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:04:B4:00:00:00

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