MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address prefix 98:12:B7 is registered to KARST.AI, located at 112 ROBINSON ROAD#03-01ROBINSON 112Singapore 068902SG.
This registration is classified as MA-L (Mac Address Block Large) containing 16,777,216 MAC addresses (2^24)
The prefix was registered on 18 November 2025, and no subsequent updates have been recorded.
OUI: 98:12:B7
Vendor name: KARST.AI
Address:
Assignment Type MA-L 112 ROBINSON ROAD#03-01ROBINSON 112
Singapore 068902
SG.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 18 November 2025
