- Prefix
- 00:90:CD 00-90-CD 0090.CD
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:90:CD:00:00:00 – 00:90:CD:FF:FF:FF
- Organization
- ENT-EMPRESA NACIONAL DE TELECOMMUNICACOES, S.A.
- Registered address
- R. ENG FREDERICO ULRICH - APARTADO 3081, Guardeiras - 4470 Moreira Maia, PT
- Country
- Portugal (PT)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:90:CD:00:00:00
ENT-EMPRESA NACIONAL DE TELECOMMUNICACOES, S.A. holds 1 block in total: see all. Source: IEEE Registration Authority public listing.