NordStellar
NordStellar
Advanced security, dark web monitoring, and threat detection for your business.
  • 🔑 Detects compromised employee and consumer credentials.
  • 🌑 Scans the dark web for cyber threats targeting your company.
  • 🛡 Monitors your digital attack surface for external vulnerabilities.
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RWE Effizienz GmbH

MAC address prefix 9C:30:66 is registered to RWE Effizienz GmbH, located at Flamingoweg 1Dortmund NRW 44139DE.

This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses

The prefix was registered on 17 November 2015, and no subsequent updates have been recorded.

OUI: 9C:30:66

Vendor name: RWE Effizienz GmbH

Address:

Flamingoweg 1
Dortmund NRW 44139
DE.

Assignment Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Initial registration: 17 November 2015

MAC Address Vendor Country DE map