HTTPfy

MAC prefix B4:17:A8

Assigned by the IEEE to Meta Platforms Technologies, LLC.

Prefix
B4:17:A8   B4-17-A8   B417.A8
Block type
MA-L (16,777,216 addresses)
Address range
B4:17:A8:00:00:00 – B4:17:A8:FF:FF:FF
Organization
Meta Platforms Technologies, LLC
Registered address
1 Hacker Way, Menlo Park CA 94025, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up B4:17:A8:00:00:00

Meta Platforms Technologies, LLC holds 8 blocks in total: see all. Source: IEEE Registration Authority public listing.