MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
ZT
IEEE Registrant 12 Prefixes
Zhone Technologies, Inc.
Zhone Technologies, Inc. manages 12 unique MAC address prefixes. These prefixes have a total block size of 201.3 million addresses.
The allocation includes the following types: MA-L(MAC Address Block Large, 16,777,216 addresses each).
The company registered its MAC address allocation on 22 April 1998, and the most recent update was made on 29 July 2025. These allocations support network identification and communication globally.
Unique prefixes 12
Block Size 201326580 (201.32 M)
First registration 22 April 1998
Last updated 29 July 2025
Entity Details
Unique prefixes 12
Block Size 201326580 (201.32 M)
First registration 22 April 1998
Last updated 29 July 2025
Types
MA-L: Block Type
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)Registered MAC Prefixes
All Organizationally Unique Identifiers and MAC ranges assigned to this vendor
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 00:01:47 | MA-L | 2000-11-09 |
| 00:02:71 | MA-L | 2000-11-09 |
| 00:18:0C | MA-L | 2006-04-21 |
| 00:30:52 | MA-L | 2000-11-09 |
| 00:50:CA | MA-L | 2000-11-09 |
| 00:A0:1B | MA-L | 1998-04-22 |
| 00:E0:DF | MA-L | 1998-04-22 |
| 30:4F:75 | MA-L | 2018-10-20 |
| 40:F2:1C | MA-L | 2018-12-16 |
| 9C:65:EE | MA-L | 2017-05-24 |
| CC:6C:52 | MA-L | 2024-07-10 |
| D0:96:FB | MA-L | 2017-09-06 |