MAC Address Lookup

BT&COM CO.,LTD B8:B1:C7

B8:B1:C7 is a 24-bit MA-L MAC address block registered to BT&COM CO.,LTD in KR.

Vendor

BT&COM CO.,LTD

MA-L · 24-bit
B8:B1:C7

Unicast · Universally administered (U/L bit clear)

Matched prefix
B8:B1:C7
Match
MA-L assignment
Address range
B8:B1:C7:00:00:00 – B8:B1:C7:FF:FF:FF
Addresses in block
16,777,216
Country
KR
Organization address
#1103, E&C Venture Dream Tower II Seoul KR 152-719
First registered
Oct 24, 2009

Formats

  • Plain hex B8B1C7
  • Colon-separated B8:B1:C7
  • Hyphen-separated B8-B1-C7
  • Cisco dot notation B8B1.C7

Prefix lineage

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

  1. BT&COM CO.,LTD Oct 24, 2009
  2. BT&COM CO.,LTD Oct 31, 2009