- Prefix
- 00:21:7A 00-21-7A 0021.7A
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:7A:00:00:00 – 00:21:7A:FF:FF:FF
- Organization
- Sejin Electron, Inc.
- Registered address
- SJ Technoville, Seoul 153-801, KR
- Country
- South Korea (KR)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:7A:00:00:00
Sejin Electron, Inc. holds 1 block in total: see all. Source: IEEE Registration Authority public listing.