- Prefix
- 20:DF:3F 20-DF-3F 20DF.3F
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 20:DF:3F:00:00:00 – 20:DF:3F:FF:FF:FF
- Organization
- Nanjing SAC Power Grid Automation Co., Ltd.
- Registered address
- No.11 Phoenix Road, Nanjing Jiangsu 211106, CN
- Country
- China (CN)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 20:DF:3F:00:00:00
Nanjing SAC Power Grid Automation Co., Ltd. holds 2 blocks in total: see all. Source: IEEE Registration Authority public listing.