- Prefix
- 00:21:D5 00-21-D5 0021.D5
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:D5:00:00:00 – 00:21:D5:FF:FF:FF
- Organization
- X2E GmbH
- Registered address
- Raiffeisenstrasse 9, Winden Rheinland-Pfalz 76872, DE
- Country
- Germany (DE)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:D5:00:00:00
X2E GmbH holds 1 block in total: see all. Source: IEEE Registration Authority public listing.