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MAC prefix 00:80:23

Assigned by the IEEE to INTEGRATED BUSINESS NETWORKS.

Prefix
00:80:23   00-80-23   0080.23
Block type
MA-L (16,777,216 addresses)
Address range
00:80:23:00:00:00 – 00:80:23:FF:FF:FF
Organization
INTEGRATED BUSINESS NETWORKS
Registered address
1BN THE SYSTEMS CENTRE, BUCKS HP19 3XN - ENGLAND, GB
Country
United Kingdom (GB)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:80:23:00:00:00

INTEGRATED BUSINESS NETWORKS holds 1 block in total: see all. Source: IEEE Registration Authority public listing.