- Prefix
- E4:5D:51 E4-5D-51 E45D.51
- Block type
- MA-L (16,777,216 addresses)
- Address range
- E4:5D:51:00:00:00 – E4:5D:51:FF:FF:FF
- Organization
- SFR
- Registered address
- 12 rue jean-philippe Rameau CS 80001, La plaine saint denis FRANCE 93634, FR
- Country
- France (FR)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up E4:5D:51:00:00:00
SFR holds 12 blocks in total: see all. Source: IEEE Registration Authority public listing.