OUI Lookup
34ef8b
NTT DOCOMO BUSINESS, Inc.
Manufacturer Information
- OUI Prefix
- 34ef8b
- Manufacturer
- NTT DOCOMO BUSINESS, Inc.
- Address
- NTT DOCOMO BUSINESS Karagasaki Bldg. 1-11-7 Chuo-cho Meguro-ku Tokyo JP 152-0001
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 34EF8B
The OUI prefix 34EF8B is assigned to NTT DOCOMO BUSINESS, Inc., based in NTT DOCOMO BUSINESS Karagasaki Bldg. 1-11-7 Chuo-cho Meguro-ku Tokyo JP 152-0001 . 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 NTT DOCOMO BUSINESS, Inc..