MAC Address Lookup

Huawei Device Co., Ltd. 54:DD:21

54:DD:21 is a 24-bit MA-L MAC address block registered to Huawei Device Co., Ltd. in CN.

Vendor

Huawei Device Co., Ltd.

MA-L · 24-bit
54:DD:21

Unicast · Universally administered (U/L bit clear)

Matched prefix
54:DD:21
Match
MA-L assignment
Address range
54:DD:21:00:00:00 – 54:DD:21:FF:FF:FF
Addresses in block
16,777,216
Country
CN
Organization address
No.2 of Xincheng Road, Songshan Lake Zone Dongguan Guangdong CN 523808
First registered
Jul 24, 2025

Formats

  • Plain hex 54DD21
  • Colon-separated 54:DD:21
  • Hyphen-separated 54-DD-21
  • Cisco dot notation 54DD.21