00:20:5F GAMMADATA COMPUTER GMBH
Every MAC address from 00:20:5F:00:00:00 to 00:20:5F:FF:FF:FF belongs to a block the IEEE assigned to GAMMADATA COMPUTER GMBH. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:20:5F belongs to
Written 00:20:5F, 00-20-5F or 00205F, depending on the system. Look up a full address.
Prefix
00:20:5F
Organization
GAMMADATA COMPUTER GMBH
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:20:5F:00:00:00
Last address
00:20:5F:FF:FF:FF
Address type
Globally unique, unicast
Registered address
GUTENBERGSTR. 13 DE