MAC Address Lookup

Nortel Networks 00:1B:25

00:1B:25 is a 24-bit MA-L MAC address block registered to Nortel Networks in CA.

Vendor

Nortel Networks

MA-L · 24-bit
00:1B:25

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:1B:25
Match
MA-L assignment
Address range
00:1B:25:00:00:00 – 00:1B:25:FF:FF:FF
Addresses in block
16,777,216
Country
CA
Organization address
8200 Dixie Rd Brampton Ontario CA 0000
First registered
Jan 21, 2007

Formats

  • Plain hex 001B25
  • Colon-separated 00:1B:25
  • Hyphen-separated 00-1B-25
  • Cisco dot notation 001B.25

Prefix lineage

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

  1. Nortel Jan 21, 2007
  2. Nortel Networks Apr 27, 2016