MAC Address Lookup

IBM Corp 00:25:03

00:25:03 is a 24-bit MA-L MAC address block registered to IBM Corp in US.

Vendor

IBM Corp

MA-L · 24-bit
00:25:03

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:25:03
Match
MA-L assignment
Address range
00:25:03:00:00:00 – 00:25:03:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
2051 Mission College Blvd Santa Clara CA US 95054
First registered
Jan 25, 2009

Formats

  • Plain hex 002503
  • Colon-separated 00:25:03
  • Hyphen-separated 00-25-03
  • Cisco dot notation 0025.03

Prefix lineage

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

  1. BLADE Network Technology Jan 25, 2009
  2. IBM Corp Apr 15, 2011