Megafone Limited

Any device whose MAC address begins with 20:36:5B has a network interface built by Megafone Limited. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

20:36:5B

Organization

Megafone Limited

Address

Unit 702,7/F,Bankok Bank Building,NO.18 Bonham Strand West Hong Kong HK 999077

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.