MAC Address Lookup

NakaoLab, The University of Tokyo EC:2C:49

EC:2C:49 is a 24-bit MA-L MAC address block registered to NakaoLab, The University of Tokyo in JP.

Vendor

NakaoLab, The University of Tokyo

MA-L · 24-bit
EC:2C:49

Unicast · Universally administered (U/L bit clear)

Matched prefix
EC:2C:49
Match
MA-L assignment
Address range
EC:2C:49:00:00:00 – EC:2C:49:FF:FF:FF
Addresses in block
16,777,216
Country
JP
Organization address
Engineering Building 3, Room 445, 7-3-1 Hongo Tokyo Bunkyoku JP 113-0033
First registered
Jan 6, 2013

Formats

  • Plain hex EC2C49
  • Colon-separated EC:2C:49
  • Hyphen-separated EC-2C-49
  • Cisco dot notation EC2C.49

Prefix lineage

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

  1. University of Tokyo Jan 6, 2013
  2. NakaoLab, The University of Tokyo Jan 20, 2023