MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Ciena Corporation
MAC address prefix D4:E4:C3 is registered to Ciena Corporation, located at 900 International DriveLinthicum MD 21090-2200US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 16 December 2024, and no subsequent updates have been recorded.
OUI: D4:E4:C3
Vendor name: Ciena Corporation
Address:
Assignment Type MA-L 900 International Drive
Linthicum MD 21090-2200
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 16 December 2024
