MAC Address Lookup

Cisco Systems, Inc 30:E4:DB

30:E4:DB is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit
30:E4:DB

Unicast · Universally administered (U/L bit clear)

Matched prefix
30:E4:DB
Match
MA-L assignment
Address range
30:E4:DB:00:00:00 – 30:E4:DB:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
80 West Tasman Drive San Jose CA US 94568
First registered
May 25, 2011

Formats

  • Plain hex 30E4DB
  • Colon-separated 30:E4:DB
  • Hyphen-separated 30-E4-DB
  • Cisco dot notation 30E4.DB

Prefix lineage

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

  1. Cisco Systems May 25, 2011
  2. CISCO SYSTEMS, INC. Jan 30, 2013
  3. Cisco Systems Jan 31, 2013
  4. CISCO SYSTEMS, INC. Feb 14, 2013