Find the vendor name of a device by entering an OUI or a MAC address
Polytech A/S
Polytech A/S , manages 2 unique MAC address prefixes. These prefixes have a total block size of 16.8 million addresses.
The allocation includes the following types: MA-L(Mac Address Block Large, 16,777,216 addresses each) and MA-S(Mac Address Block Small, previously named OUI-36, encompasses IAB assignments, 4,096 addresses each).
The company registered its MAC address allocation on 26 May 2012, and the most recent update was made on 13 May 2026. These allocations support network identification and communication globally.
Unique prefixes: 2
Block Size: 16781310 (16.78 M)
First registration: 26 May 2012
Last updated: 13 May 2026
MA-L:Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
MA-S:Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 70:23:93 | MA-L | 2012-05-26 |
| 70:B3:D5:F4:C | MA-S | 2015-04-29 |