80:34:57 OT Systems Limited
Every MAC address from 80:34:57:00:00:00 to 80:34:57:FF:FF:FF belongs to a block the IEEE assigned to OT Systems Limited. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 80:34:57 belongs to
Written 80:34:57, 80-34-57 or 803457, depending on the system. Look up a full address.
Prefix
80:34:57
Organization
OT Systems Limited
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
80:34:57:00:00:00
Last address
80:34:57:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Unit 1023, 10/F., Landmark North, Sheung Shui, N. T. HK