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MAC prefix 54:D7:51

Assigned by the IEEE to Proximus.

Prefix
54:D7:51   54-D7-51   54D7.51
Block type
MA-L (16,777,216 addresses)
Address range
54:D7:51:00:00:00 – 54:D7:51:FF:FF:FF
Organization
Proximus
Registered address
Bld du Roi Albert II 27, Brussels 1030, BE
Country
Belgium (BE)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 54:D7:51:00:00:00

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