OUI Lookup
00201b
NORTHERN TELECOM/NETWORK
Manufacturer Information
- OUI Prefix
- 00201b
- Manufacturer
- NORTHERN TELECOM/NETWORK
- Address
- SYSTEMS CORPORATION CANADA CA K8N 5B7
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 00201B
The OUI prefix 00201B is assigned to NORTHERN TELECOM/NETWORK, based in SYSTEMS CORPORATION CANADA CA K8N 5B7 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to NORTHERN TELECOM/NETWORK.