- Prefix
- 00:21:B7 00-21-B7 0021.B7
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:B7:00:00:00 – 00:21:B7:FF:FF:FF
- Organization
- LEXMARK INTERNATIONAL, INC.
- Registered address
- 740 West New Circle Road, Lexington KY 40550, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:B7:00:00:00
LEXMARK INTERNATIONAL, INC. holds 5 blocks in total: see all. Source: IEEE Registration Authority public listing.