00:02:91 Open Network Co., Ltd.
Every MAC address from 00:02:91:00:00:00 to 00:02:91:FF:FF:FF belongs to a block the IEEE assigned to Open Network Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:02:91 belongs to
Written 00:02:91, 00-02-91 or 000291, depending on the system. Look up a full address.
Prefix
00:02:91
Organization
Open Network Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:02:91:00:00:00
Last address
00:02:91:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Seishin Bldg., 2-5-10 Shinjuku JAPAN JP 160-0022