- Prefix
- 00:20:74 00-20-74 0020.74
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:20:74:00:00:00 – 00:20:74:FF:FF:FF
- Organization
- SUNGWOON SYSTEMS
- Registered address
- YUSUN BLDG.44-4, KOREA, KR
- Country
- South Korea (KR)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:20:74:00:00:00
SUNGWOON SYSTEMS holds 1 block in total: see all. Source: IEEE Registration Authority public listing.