- Prefix
- 04:38:DC 04-38-DC 0438.DC
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 04:38:DC:00:00:00 – 04:38:DC:FF:FF:FF
- Organization
- China Unicom Online Information Technology Co.,Ltd
- Registered address
- 133 Xidan North St, Xicheng District, Beijing, Beijing 100000, CN
- Country
- China (CN)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 04:38:DC:00:00:00
China Unicom Online Information Technology Co.,Ltd holds 1 block in total: see all. Source: IEEE Registration Authority public listing.