MAC Address Lookup

Shanghai Guao Electronic Technology Co., Ltd 28:DB:81

28:DB:81 is a 24-bit MA-L MAC address block registered to Shanghai Guao Electronic Technology Co., Ltd in CN.

Vendor

Shanghai Guao Electronic Technology Co., Ltd

MA-L · 24-bit
28:DB:81

Unicast · Universally administered (U/L bit clear)

Matched prefix
28:DB:81
Match
MA-L assignment
Address range
28:DB:81:00:00:00 – 28:DB:81:FF:FF:FF
Addresses in block
16,777,216
Country
CN
Organization address
No.6, Alley 1225 TongPu Road, Shanghai CN 200333
First registered
Mar 30, 2013

Formats

  • Plain hex 28DB81
  • Colon-separated 28:DB:81
  • Hyphen-separated 28-DB-81
  • Cisco dot notation 28DB.81