20:2B:DA:4 Teletek Electronics JSC
Every MAC address from 20:2B:DA:40:00:00 to 20:2B:DA:4F:FF:FF belongs to a block the IEEE assigned to Teletek Electronics JSC. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 20:2B:DA:4 belongs to
Written 20:2B:DA:4, 20-2B-DA-4 or 202BDA4, depending on the system. Look up a full address.
Prefix
20:2B:DA:4/28
Organization
Teletek Electronics JSC
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
20:2B:DA:40:00:00
Last address
20:2B:DA:4F:FF:FF
Address type
Globally unique, unicast
Registered address
2 Iliyansko Shose Str. Sofia Sofia BG 1220
Parent block
Inside 20:2B:DA
This MA-M block is carved from the 24-bit block 20:2B:DA, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.