- Prefix
- 00:15:21 00-15-21 0015.21
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:15:21:00:00:00 – 00:15:21:FF:FF:FF
- Organization
- Horoquartz
- Registered address
- BP 251, FONTENAY LE COMTE VENDEE 85205, FR
- Country
- France (FR)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:15:21:00:00:00
Horoquartz holds 1 block in total: see all. Source: IEEE Registration Authority public listing.