70:DD:A1 Tellabs
Every MAC address from 70:DD:A1:00:00:00 to 70:DD:A1:FF:FF:FF belongs to a block the IEEE assigned to Tellabs. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:DD:A1 belongs to
Written 70:DD:A1, 70-DD-A1 or 70DDA1, depending on the system. Look up a full address.
Prefix
70:DD:A1
Organization
Tellabs
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
70:DD:A1:00:00:00
Last address
70:DD:A1:FF:FF:FF
Address type
Globally unique, unicast
Registered address
One Tellabs Center Naperville Illinois US 60563
Same organization
Other blocks assigned to Tellabs
1 more block registered under the same name.