OUI Lookup
00139f
Electronics Design Services, Co., Ltd.
Manufacturer Information
- OUI Prefix
- 00139f
- Manufacturer
- Electronics Design Services, Co., Ltd.
- Address
- 5-10-20 Tokumaru Itabashi-ku Tokyo JP 175-0083
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 00139F
The OUI prefix 00139F is assigned to Electronics Design Services, Co., Ltd., based in 5-10-20 Tokumaru Itabashi-ku Tokyo JP 175-0083 . 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 Electronics Design Services, Co., Ltd..