MAC Address Lookup

I'M SPA 20:91:D9

20:91:D9 is a 24-bit MA-L MAC address block registered to I'M SPA in IT.

Vendor

I'M SPA

MA-L · 24-bit
20:91:D9

Unicast · Universally administered (U/L bit clear)

Matched prefix
20:91:D9
Match
MA-L assignment
Address range
20:91:D9:00:00:00 – 20:91:D9:FF:FF:FF
Addresses in block
16,777,216
Country
IT
Organization address
VIA BIRON 102/3 MONTEVIALE VICENZA IT 36050
First registered
Aug 14, 2012

Formats

  • Plain hex 2091D9
  • Colon-separated 20:91:D9
  • Hyphen-separated 20-91-D9
  • Cisco dot notation 2091.D9

Prefix lineage

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

  1. I'M SPA Aug 14, 2012
  2. I'M SPA Nov 29, 2012
  3. I'M SPA Jan 31, 2013
  4. I'M SPA Feb 14, 2013