MAC Address Lookup

IN ONE SMART TECHNOLOGY(H,K,)LIMITED 28:1D:21

28:1D:21 is a 24-bit MA-L MAC address block registered to IN ONE SMART TECHNOLOGY(H,K,)LIMITED in HK.

Vendor

IN ONE SMART TECHNOLOGY(H,K,)LIMITED

MA-L · 24-bit
28:1D:21

Unicast · Universally administered (U/L bit clear)

Matched prefix
28:1D:21
Match
MA-L assignment
Address range
28:1D:21:00:00:00 – 28:1D:21:FF:FF:FF
Addresses in block
16,777,216
Country
HK
Organization address
UNIT I 1/F MAU LAM COMM BLDG 16-18 MAU LAM ST JORDAN KL HK HONGKONG HK 999077
First registered
Sep 1, 2021

Formats

  • Plain hex 281D21
  • Colon-separated 28:1D:21
  • Hyphen-separated 28-1D-21
  • Cisco dot notation 281D.21