- Prefix
- 00:40:A4 00-40-A4 0040.A4
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:40:A4:00:00:00 – 00:40:A4:FF:FF:FF
- Organization
- ROSE ELECTRONICS
- Registered address
- P.O. BOX 742571, HOUSTON TX 77274-2571, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:40:A4:00:00:00
ROSE ELECTRONICS holds 1 block in total: see all. Source: IEEE Registration Authority public listing.