MAC Address Lookup

IEEE Registration Authority 40:D8:55

40:D8:55 is a 24-bit MA-L MAC address block registered to IEEE Registration Authority in US.

Vendor

IEEE Registration Authority

MA-L · 24-bit
40:D8:55

Unicast · Universally administered (U/L bit clear)

Matched prefix
40:D8:55
Match
MA-L assignment
Address range
40:D8:55:00:00:00 – 40:D8:55:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
445 Hoes Lane Piscataway NJ US 08554
First registered
Sep 18, 2012

Formats

  • Plain hex 40D855
  • Colon-separated 40:D8:55
  • Hyphen-separated 40-D8-55
  • Cisco dot notation 40D8.55

Prefix lineage

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

  1. IEEE REGISTRATION AUTHORITY-Please see IAB public listing for more information. Oct 23, 2014
  2. IEEE REGISTRATION AUTHORITY - Please see IAB public listing for more information. Dec 17, 2014