Ragentek Technology Group (28:FB:D3:00:00:00 /24)

Ragentek Technology Group MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

Prefix28:FB:D3:00:00:00 /24

Vendor addressD10/D11，No.3188, Xiupu Road, PuDong District, Shanghai Shanghai CN 201703

Block range28:FB:D3:00:00:00– 28:FB:D3: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

28:FB:D3:00:00:00 28:FB:D3:7F:FF:FF 28:FB:D3:FF:FF:FF

Other blocks registered to Ragentek Technology Group

88:A7:3C:00:00:00 /24 MA-L C0:85:4C:00:00:00 /24 MA-L