- Prefix
- D4:F9:21 D4-F9-21 D4F9.21
- Block type
- MA-L (16,777,216 addresses)
- Address range
- D4:F9:21:00:00:00 – D4:F9:21:FF:FF:FF
- Organization
- Qingdao Intelligent&Precise Electronics Co.,Ltd.
- Registered address
- No.218 Qianwangang Road, Qingdao Shangdong 266510, CN
- Country
- China (CN)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up D4:F9:21:00:00:00
Qingdao Intelligent&Precise Electronics Co.,Ltd. holds 11 blocks in total: see all. Source: IEEE Registration Authority public listing.