- Prefix
- DC:21:B9 DC-21-B9 DC21.B9
- Block type
- MA-L (16,777,216 addresses)
- Address range
- DC:21:B9:00:00:00 – DC:21:B9:FF:FF:FF
- Organization
- Sentec Co.Ltd
- Registered address
- 10, Baekseokgongdan 1-ro, Seobuk-gu, Cheonan-si Chungcheongnam-do 31094, KR
- Country
- South Korea (KR)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up DC:21:B9:00:00:00
SenTec AG holds 2 blocks in total: see all. Source: IEEE Registration Authority public listing.