MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:1F:52:00:00:00 /24
Vendor addressJosefsstraße 54-56 Mainz RLP DE 55118
Country🇩🇪 Germany
RegisteredDec 31, 2007
Block range00:1F:52:00:00:00– 00:1F:52:FF:FF:FF
Address capacity16,777,216
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority
Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.
Curious how a prefix like this turns into a full address? See how MAC addresses are structured →
Ownership timeline
- Dec 31, 2007 – Nov 7, 2009 UVT Unternehmensberatung für Verkehr und Technik GmbH name changed
- Nov 7, 2009 – Feb 6, 2010 UVT Unternehmensberatung für Verkehr und Technik GmbH name changed
- Feb 6, 2010 – Aug 24, 2010 UVT Unternehmensberatung für Verkehr und Technik GmbH name changed
- Aug 24, 2010 – Aug 25, 2010 UVT Unternehmensberatung für Verkehr und Technik GmbH name changed
- Aug 25, 2010 – Nov 17, 2011 UVT Unternehmensberatung für Verkehr und Technik GmbH name changed
- Nov 17, 2011 – Nov 18, 2011 UVT Unternehmensberatung für Verkehr und Technik GmbH name changed
- Nov 18, 2011 – Sep 17, 2012 UVT Unternehmensberatung für Verkehr und Technik GmbH name changed
- Sep 17, 2012 – Sep 21, 2012 UVT Unternehmensberatung fÃÂÃÂÃÂür Verkehr und Technik GmbH name changed
- Sep 21, 2012 – present UVT Unternehmensberatung fur Verkehr und Technik GmbH
Example addresses in this block
Where this block sits
Previous
00:1F:51:00:00:00 /24
HD Communications Corp
Next
00:1F:53:00:00:00 /24
GEMAC Chemnitz GmbH
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
UVT Unternehmensberatung fur Verkehr und Technik GmbH holds 1 registered blocks in the IEEE registry, ranking #31,135 of 33,427 organizations by block count.