MAC Address Lookup
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Private 8C:1F:64:C1:1

8C:1F:64:C1:1 is a 36-bit MA-S MAC address block registered to Private.

Vendor

Private

MA-S · 36-bit Private registration
8C:1F:64:C1:1

Unicast · Universally administered (U/L bit clear)

Matched prefix
8C:1F:64:C1:1
Match
MA-S assignment
Address range
8C:1F:64:C1:10:00 – 8C:1F:64:C1:1F:FF
Addresses in block
4,096
First registered
1 Oct 2026

Formats

  • Plain hex 8C1F64C11
  • Colon-separated 8C:1F:64:C1:1
  • Hyphen-separated 8C-1F-64-C1-1
  • Cisco dot notation 8C1F.64C1.1

One of Private's 238 registered blocks; together they span 1.9 billion. Unlike the classic 24-bit OUI, a MA-S assignment covers 4.1 thousand addresses.

More blocks from Private

Adjacent prefixes

Registered the same year