- Prefix
- 00:90:DE 00-90-DE 0090.DE
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:90:DE:00:00:00 – 00:90:DE:FF:FF:FF
- Organization
- CARDKEY SYSTEMS, INC.
- Registered address
- 1757 TAPO CANYON ROAD, SIMI VALLEY CA 93063, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:90:DE:00:00:00
CARDKEY SYSTEMS, INC. holds 1 block in total: see all. Source: IEEE Registration Authority public listing.