MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixEC:E9:F8:00:00:00 /24
Vendor address9th floor Guangzhou info port building B, Keyun Road, Tianhe District, Guangzhou ,PRC Guangzhou Guangdong CN 510665
Country🇨🇳 China
RegisteredOct 22, 2009
Block rangeEC:E9:F8:00:00:00– EC:E9:F8: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 22, 2009 – Nov 7, 2009 Shenzhen Morlab Communications Technology Co., Ltd name changedaddress changed
- Nov 7, 2009 – present Guang Zhou TRI-SUN Electronics Technology Co., Ltd
Dates show when a change became public in the IEEE registry. How we track ownership history →
Example addresses in this block
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Guang Zhou TRI-SUN Electronics Technology Co., Ltd holds 1 registered blocks in the IEEE registry, ranking #14,104 of 33,498 organizations by block count.