MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:07:72:00:00:00 /24
Vendor addressNo. 389, Ningqiao Road, Pudong Jinqiao Shanghai CN 201206
Country🇨🇳 China
RegisteredOct 24, 2001
Block range00:07:72:00:00:00– 00:07:72:FF:FF:FF
Address capacity16,777,216
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority
Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.
Curious how a prefix like this turns into a full address? See how MAC addresses are structured →
Ownership timeline
- Oct 24, 2001 – Feb 12, 2004 Shanghai Bell Company Limited name changed
- Feb 12, 2004 – Apr 22, 2016 Alcatel Shanghai Bell Co., Ltd. name changedaddress changed
- Apr 22, 2016 – present Alcatel-Lucent Shanghai Bell Co., Ltd
Example addresses in this block
Where this block sits
Previous
00:07:71:00:00:00 /24
Embedded System Corporation
Next
00:07:73:00:00:00 /24
Ascom Powerline Communications Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Alcatel-Lucent Shanghai Bell Co., Ltd holds 12 registered blocks in the IEEE registry, ranking #253 of 33,421 organizations by block count.
Other blocks registered to Alcatel-Lucent Shanghai Bell Co., Ltd