MAC Address Lookup

Cisco Systems, Inc 1C:22:26

1C:22:26 is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit
1C:22:26

Unicast · Universally administered (U/L bit clear)

Matched prefix
1C:22:26
Match
MA-L assignment
Address range
1C:22:26:00:00:00 – 1C:22:26:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
500 Terry A. Francois Blvd San Francisco US 94158
First registered
Jul 20, 2026

Formats

  • Plain hex 1C2226
  • Colon-separated 1C:22:26
  • Hyphen-separated 1C-22-26
  • Cisco dot notation 1C22.26

Prefix lineage

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

  1. Cisco Meraki Jul 20, 2026
  2. Cisco Systems, Inc Jul 26, 2026