MAC Address Lookup

CASCADE COMMUNICATIONS 00:40:FB

00:40:FB is a 24-bit MA-L MAC address block registered to CASCADE COMMUNICATIONS in US.

Vendor

CASCADE COMMUNICATIONS

MA-L · 24-bit
00:40:FB

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:40:FB
Match
MA-L assignment
Address range
00:40:FB:00:00:00 – 00:40:FB:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
PRODUCTION QUALITY ENGINEER WESTFORD MA US 01886
First registered
Sep 8, 2000

Formats

  • Plain hex 0040FB
  • Colon-separated 00:40:FB
  • Hyphen-separated 00-40-FB
  • Cisco dot notation 0040.FB

Prefix lineage

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

  1. CASCADE COMMUNICATIONS CORP. Sep 8, 2000
  2. CASCADE COMMUNICATIONS Nov 4, 2015