- Prefix
- 00:21:AF 00-21-AF 0021.AF
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:AF:00:00:00 – 00:21:AF:FF:FF:FF
- Organization
- Radio Frequency Systems
- Registered address
- Kabelkamp 20, Hannover 30179, DE
- Country
- Germany (DE)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:AF:00:00:00
Radio Frequency Systems holds 1 block in total: see all. Source: IEEE Registration Authority public listing.