OUI Lookup
70dda1
Tellabs
Manufacturer Information
- OUI Prefix
- 70dda1
- Manufacturer
- Tellabs
- Address
- One Tellabs Center Naperville Illinois US 60563
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 2
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 70DDA1
The OUI prefix 70DDA1 is assigned to Tellabs, based in One Tellabs Center Naperville Illinois US 60563 . 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 Tellabs.