- Prefix
- 00:21:AC 00-21-AC 0021.AC
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:AC:00:00:00 – 00:21:AC:FF:FF:FF
- Organization
- Infrared Integrated Systems Ltd
- Registered address
- Park Circle, Tithe Barn Way, Northampton Northants NN4 9BG, GB
- Country
- United Kingdom (GB)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:AC:00:00:00
Infrared Integrated Systems Ltd holds 1 block in total: see all. Source: IEEE Registration Authority public listing.