MAC Address Lookup

Marconi Communications 00:20:48

00:20:48 is a 24-bit MA-L MAC address block registered to Marconi Communications in US.

Vendor

Marconi Communications

MA-L · 24-bit
00:20:48

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:20:48
Match
MA-L assignment
Address range
00:20:48:00:00:00 – 00:20:48:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
1000 Fore Drive Warrendale PA US 15086-7502
First registered
Apr 22, 1998

Formats

  • Plain hex 002048
  • Colon-separated 00:20:48
  • Hyphen-separated 00-20-48
  • Cisco dot notation 0020.48

Prefix lineage

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

  1. FORE SYSTEMS, INC. Apr 22, 1998
  2. Marconi Communications Jun 4, 2001