TELECHIPS, INC

MA-L

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

PrefixB8:51:1D:00:00:00 /24

Vendor address27, Geumto-ro 80beon-gil, Sujeong-gu, Seongnam-si, Gyeonggi-do, KR 13453

RegisteredDec 17, 2025

Block rangeB8:51:1D:00:00:00– B8:51:1D: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

B8:51:1D:00:00:00 B8:51:1D:7F:FF:FF B8:51:1D:FF:FF:FF

Where this block sits

Telechips, Inc. holds 10 registered blocks in the IEEE registry, ranking #323 of 33,421 organizations by block count.