OUI Lookup
c81e8e
ADV Security (S) Pte Ltd
Manufacturer Information
- OUI Prefix
- c81e8e
- Manufacturer
- ADV Security (S) Pte Ltd
- Address
- 56 Dunlop Street SG 209386
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix C81E8E
The OUI prefix C81E8E is assigned to ADV Security (S) Pte Ltd, based in 56 Dunlop Street SG 209386 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to ADV Security (S) Pte Ltd.