HTTPfy

MAC prefix B4:A9:5A

Assigned by the IEEE to Avaya Inc.

Prefix
B4:A9:5A   B4-A9-5A   B4A9.5A
Block type
MA-L (16,777,216 addresses)
Address range
B4:A9:5A:00:00:00 – B4:A9:5A: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 B4:A9:5A:00:00:00

Avaya Inc holds 52 blocks in total: see all. Source: IEEE Registration Authority public listing.