MAC Address Lookup

Japan Radio Co., Ltd 18:4F:5D

18:4F:5D is a 24-bit MA-L MAC address block registered to Japan Radio Co., Ltd in JP.

Vendor

Japan Radio Co., Ltd

MA-L · 24-bit
18:4F:5D

Unicast · Universally administered (U/L bit clear)

Matched prefix
18:4F:5D
Match
MA-L assignment
Address range
18:4F:5D:00:00:00 – 18:4F:5D:FF:FF:FF
Addresses in block
16,777,216
Country
JP
Organization address
NAKANO CENTRAL PARK EAST 10-1, Nakano 4-chome Nakano-ku Tokyo JP 164-8570
First registered
Oct 7, 2020

Formats

  • Plain hex 184F5D
  • Colon-separated 18:4F:5D
  • Hyphen-separated 18-4F-5D
  • Cisco dot notation 184F.5D

Prefix lineage

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

  1. JRC Mobility Inc. Oct 7, 2020
  2. Japan Radio Co., Ltd Feb 14, 2026