MAC Address Lookup

Meta Platforms, Inc. 50:99:03

50:99:03 is a 24-bit MA-L MAC address block registered to Meta Platforms, Inc. in US.

Vendor

Meta Platforms, Inc.

MA-L · 24-bit
50:99:03

Unicast · Universally administered (U/L bit clear)

Matched prefix
50:99:03
Match
MA-L assignment
Address range
50:99:03:00:00:00 – 50:99:03:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
1601 Willow Road Menlo Park CA US 94025
First registered
Jun 27, 2025

Formats

  • Plain hex 509903
  • Colon-separated 50:99:03
  • Hyphen-separated 50-99-03
  • Cisco dot notation 5099.03