MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix3C:63:14:00:00:00 /24
Vendor addressCumhuriyet Mahallesi, Ince sokak No25/1 Çayırova/ Kocaeli Winenerji binası Çayırova Kocaeli TR 41400
Country🇹🇷 Turkey
Block range3C:63:14:00:00:00– 3C:63:14:FF:FF:FF
Address capacity16,777,216
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority
Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.
Curious how a prefix like this turns into a full address? See how MAC addresses are structured →
Example addresses in this block
Where this block sits
Gespant holds 1 registered blocks in the IEEE registry, ranking #13,567 of 33,421 organizations by block count.