BU
IEEE Registrant 35 Prefixes

BUFFALO.INC

buffalo.jp

BUFFALO.INC, accessible at buffalo.jp, manages 35 unique MAC address prefixes. These prefixes have a total block size of 587.2 million addresses.

The allocation includes the following types: MA-L(MAC Address Block Large, 16,777,216 addresses each).

The company registered its MAC address allocation on 22 April 1998, and the most recent update was made on 11 June 2026. These allocations support network identification and communication globally.

Unique prefixes 35
Block Size 587202525 (587.2 M)
First registration 22 April 1998
Last updated 11 June 2026

Entity Details

Unique prefixes 35
Block Size 587202525 (587.2 M)
Website buffalo.jp
First registration 22 April 1998
Last updated 11 June 2026

Types

MA-L: Block Type

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Registered MAC Prefixes

All Organizationally Unique Identifiers and MAC ranges assigned to this vendor

35 Records
MAC PrefixTypeRegistration Date
00:07:40 MA-L2001-10-24
00:0D:0B MA-L2003-06-01
00:16:01 MA-L2005-10-01
00:1D:73 MA-L2007-08-18
00:24:A5 MA-L2008-12-16
00:2B:F5 MA-L2022-11-28
00:40:26 MA-L1998-04-22
00:E5:F1 MA-L2022-02-12
10:6F:3F MA-L2011-06-05
18:C2:BF MA-L2018-06-13
18:EC:E7 MA-L2020-05-28
34:3D:C4 MA-L2016-05-14
4C:85:8A MA-L2024-11-26
4C:E6:76 MA-L2010-03-28
50:C4:DD MA-L2019-01-23
58:27:8C MA-L2019-11-12
60:84:BD MA-L2017-11-12
68:E1:DC MA-L2022-07-07
74:03:BD MA-L2014-11-11
74:98:F4 MA-L2026-02-18
84:AF:EC MA-L2017-01-07
84:E8:CB MA-L2023-12-18
88:57:EE MA-L2015-11-17
88:C2:2D MA-L2026-06-11
90:96:F3 MA-L2021-02-17
B0:C7:45 MA-L2012-07-16
C4:36:C0 MA-L2021-07-15
C4:3C:EA MA-L2020-09-08
CC:E1:D5 MA-L2014-02-25
D0:56:F2 MA-L2025-10-01
D4:2C:46 MA-L2021-09-28
DC:FB:02 MA-L2013-07-16
EC:5A:31 MA-L2024-07-30
F0:F8:4A MA-L2023-08-01
F8:94:97 MA-L2025-04-28