MAC Address Lookup

Private 08:3C:03:B

08:3C:03:B is a 28-bit MA-M MAC address block registered to Private.

Vendor

Private

MA-M · 28-bit Private registration
08:3C:03:B

Unicast · Universally administered (U/L bit clear)

Matched prefix
08:3C:03:B
Match
MA-M assignment
Address range
08:3C:03:B0:00:00 – 08:3C:03:BF:FF:FF
Addresses in block
1,048,576
First registered
Jan 12, 2026

Formats

  • Plain hex 083C03B
  • Colon-separated 08:3C:03:B
  • Hyphen-separated 08-3C-03-B
  • Cisco dot notation 083C.03B