MAC Address Lookup

Realtek Semiconductor Corp. 8C:1F:64:D5:A

8C:1F:64:D5:A is a 36-bit MA-S MAC address block registered to Realtek Semiconductor Corp. in CN.

Vendor

Realtek Semiconductor Corp.

MA-S · 36-bit
8C:1F:64:D5:A

Unicast · Universally administered (U/L bit clear)

Matched prefix
8C:1F:64:D5:A
Match
MA-S assignment
Address range
8C:1F:64:D5:A0:00 – 8C:1F:64:D5:AF:FF
Addresses in block
4,096
Country
CN
Organization address
No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300 Taiwan Guangdong CN 300
First registered
Aug 29, 2025

Formats

  • Plain hex 8C1F64D5A
  • Colon-separated 8C:1F:64:D5:A
  • Hyphen-separated 8C-1F-64-D5-A
  • Cisco dot notation 8C1F.64D5.A