MAC Address Lookup

NEC Platforms, Ltd. 1C:B1:7F

1C:B1:7F is a 24-bit MA-L MAC address block registered to NEC Platforms, Ltd. in JP.

Vendor

NEC Platforms, Ltd.

MA-L · 24-bit
1C:B1:7F

Unicast · Universally administered (U/L bit clear)

Matched prefix
1C:B1:7F
Match
MA-L assignment
Address range
1C:B1:7F:00:00:00 – 1C:B1:7F:FF:FF:FF
Addresses in block
16,777,216
Country
JP
Organization address
800 Shimomata Kakegawa Shizuoka JP 436-8501
First registered
Nov 10, 2011

Formats

  • Plain hex 1CB17F
  • Colon-separated 1C:B1:7F
  • Hyphen-separated 1C-B1-7F
  • Cisco dot notation 1CB1.7F

Prefix lineage

This prefix has changed hands. Dates are when each change was first observed in public registration data (runZero mac-tracker).

  1. NEC AccessTechnica, Ltd. Nov 10, 2011
  2. NEC Platforms, Ltd. Jul 9, 2014