OUI Lookup
ec21e5
Toshiba
Manufacturer Information
- OUI Prefix
- ec21e5
- Manufacturer
- Toshiba
- Address
- 2-9,Suehiro-Cho Ome Tokyo JP 1988710
- Last updated
- 8/1/2026
Vendor Statistics
- Total prefixes
- 12
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix EC21E5
The OUI prefix EC21E5 is assigned to Toshiba, based in 2-9,Suehiro-Cho Ome Tokyo JP 1988710 . 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 Toshiba.
Other prefixes from Toshiba
78d6b2Toshiba000600Toshiba Teli Corporation001c7eToshiba002318Toshibab86b23Toshibac83a1bToshiba TEC Corporation Inc242ffaToshiba Global Commerce Solutions00080dToshiba000e7bToshibae8e0b7Toshiba28ffb2Toshiba Corp.c0f945Toshiba Toko Meter Systems Co., LTD.000039TOSHIBA CORPORATION887384Toshiba005fbfToshiba Corp.f4645dToshibaec2125Toshiba Corp.986dc8TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION20b780Toshiba Visual Solutions Corporation Co.,Ltdfc0012Toshiba Samsung Storage Technolgoy Korea Corporation 6845f1TOSHIBA CLIENT SOLUTIONS CO., LTD.0015b7Toshibae89d87Toshibae83a97Toshiba Corporation