MAC Address Lookup

TP-Link Systems Inc B0:19:21

B0:19:21 is a 24-bit MA-L MAC address block registered to TP-Link Systems Inc in SG.

Vendor

TP-Link Systems Inc

MA-L · 24-bit
B0:19:21

Unicast · Universally administered (U/L bit clear)

Matched prefix
B0:19:21
Match
MA-L assignment
Address range
B0:19:21:00:00:00 – B0:19:21:FF:FF:FF
Addresses in block
16,777,216
Country
SG
Organization address
5 Peters Canyon Rd Suit 300 Irvine CA SG 92606
First registered
May 21, 2024

Formats

  • Plain hex B01921
  • Colon-separated B0:19:21
  • Hyphen-separated B0-19-21
  • Cisco dot notation B019.21

Prefix lineage

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

  1. TP-LINK CORPORATION PTE. LTD. May 21, 2024
  2. TP-Link Systems Inc Mar 13, 2025