MAC Address Lookup

Work Microwave GmbH 00:12:B4

00:12:B4 is a 24-bit MA-L MAC address block registered to Work Microwave GmbH in DE.

Vendor

Work Microwave GmbH

MA-L · 24-bit
00:12:B4

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:12:B4
Match
MA-L assignment
Address range
00:12:B4:00:00:00 – 00:12:B4:FF:FF:FF
Addresses in block
16,777,216
Country
DE
Organization address
Rudolf-Diesel-Ring 2 Holzkirchen DE 83607
First registered
Nov 16, 2004

Formats

  • Plain hex 0012B4
  • Colon-separated 00:12:B4
  • Hyphen-separated 00-12-B4
  • Cisco dot notation 0012.B4

Prefix lineage

This prefix has changed hands. Dates are when each change was first observed in public registration data (runZero mac-tracker).

  1. Work GmbH Nov 16, 2004
  2. Work Microwave GmbH Dec 31, 2007