- Prefix
- 90:EF:68 90-EF-68 90EF.68
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 90:EF:68:00:00:00 – 90:EF:68:FF:FF:FF
- Organization
- Zyxel Communications Corporation
- Registered address
- No. 6 Innovation Road II, Science Park, Hsichu Taiwan 300, TW
- Country
- Taiwan (TW)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 90:EF:68:00:00:00
Zyxel Communications Corporation holds 53 blocks in total: see all. Source: IEEE Registration Authority public listing.