EC:74:D7:00:00:1B MAC Address Lookup

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Devices with MAC Addresses prefix that start with EC:74:D7:00:00:1B are manufactured by Grandstream Networks, Inc. Estimated Network devices using EC:74:D7:00:00:1B OUI prefix are 16,777,216.

  • Block Size: 16,777,216
  • Assignment Type: MA-L
  • Country Code: US
  • Country Name:  United States
  • Registration Date: 27 April 2022
  • Update Date: 27 April 2022

Grandstream Networks, Inc Related MAC Addresses Prefixes

MAC Prefix Vendor Address Ranage Size Registration Date
00:0B:82 1297 Beacon Street Brookline MA 02446 US MA-L 2002-10-14
C0:74:AD 1297 Beacon Street Brookline MA 02446 US MA-L 2018-06-27
EC:74:D7 126 brookline avenue boston MA 02215 US, United States MA-L 2022-04-27