OUI Lookup
001c19
secunet Security Networks AG
Manufacturer Information
- OUI Prefix
- 001c19
- Manufacturer
- secunet Security Networks AG
- Address
- Kronprinzenstraße 30 Essen NRW DE 45128
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001C19
The OUI prefix 001C19 is assigned to secunet Security Networks AG, based in Kronprinzenstraße 30 Essen NRW DE 45128 . 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 secunet Security Networks AG.