OUI Lookup
ec438b
YAPTV
Manufacturer Information
- OUI Prefix
- ec438b
- Manufacturer
- YAPTV
- Address
- 623 GangNamDa-Ro Seocho-Gu Seoul KR 06524
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix EC438B
The OUI prefix EC438B is assigned to YAPTV, based in 623 GangNamDa-Ro Seocho-Gu Seoul KR 06524 . 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 YAPTV.