MAC Address Lookup

IBM Corp E4:1F:13

E4:1F:13 is a 24-bit MA-L MAC address block registered to IBM Corp in US.

Vendor

IBM Corp

MA-L · 24-bit
E4:1F:13

Unicast · Universally administered (U/L bit clear)

Matched prefix
E4:1F:13
Match
MA-L assignment
Address range
E4:1F:13:00:00:00 – E4:1F:13:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
3039 E Cornwallis Road Research Triangle Park NC US 27709-2195
First registered
Aug 12, 2009

Formats

  • Plain hex E41F13
  • Colon-separated E4:1F:13
  • Hyphen-separated E4-1F-13
  • Cisco dot notation E41F.13

Prefix lineage

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

  1. IBM Aug 12, 2009
  2. IBM Corp Dec 2, 2010