MAC Address Lookup

Hewlett Packard 00:1B:78

00:1B:78 is a 24-bit MA-L MAC address block registered to Hewlett Packard in US.

Vendor

Hewlett Packard

MA-L · 24-bit
00:1B:78

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:1B:78
Match
MA-L assignment
Address range
00:1B:78:00:00:00 – 00:1B:78:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
20555 State Highway 249 Houston TX US 77070
First registered
Feb 20, 2007

Formats

  • Plain hex 001B78
  • Colon-separated 00:1B:78
  • Hyphen-separated 00-1B-78
  • Cisco dot notation 001B.78

Prefix lineage

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

  1. Hewlett Packard Feb 20, 2007
  2. Hewlett-Packard Company Jun 15, 2011
  3. Hewlett Packard Oct 10, 2015