- Prefix
- 90:FB:5B 90-FB-5B 90FB.5B
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 90:FB:5B:00:00:00 – 90:FB:5B:FF:FF:FF
- Organization
- Avaya Inc
- Registered address
- 360 Mt Kemble Ave, Morristown NJ 07960, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 90:FB:5B:00:00:00
Avaya Inc holds 52 blocks in total: see all. Source: IEEE Registration Authority public listing.