00:01:7B Heidelberger Druckmaschinen AG
Every MAC address from 00:01:7B:00:00:00 to 00:01:7B:FF:FF:FF belongs to a block the IEEE assigned to Heidelberger Druckmaschinen AG. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:01:7B belongs to
Written 00:01:7B, 00-01-7B or 00017B, depending on the system. Look up a full address.
Prefix
00:01:7B
Organization
Heidelberger Druckmaschinen AG
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:01:7B:00:00:00
Last address
00:01:7B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Kurfürsten-Anlage 52-60 DE