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MAC prefix 48:44:87

Assigned by the IEEE to Cisco SPVTG.

Prefix
48:44:87   48-44-87   4844.87
Block type
MA-L (16,777,216 addresses)
Address range
48:44:87:00:00:00 – 48:44:87:FF:FF:FF
Organization
Cisco SPVTG
Registered address
5030 Sugarloaf Pkwy, Lawrenceville GA 30044, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 48:44:87:00:00:00

Cisco SPVTG holds 41 blocks in total: see all. Source: IEEE Registration Authority public listing.