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..