MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixF4:A4:54:30:00:00 /28
Vendor addressShop 42, Area C, "Chongqing Yixiang City", No. 12 Jiangnan Avenue, Nan'an District Chongqing Chongqing Province CN 404100
Country🇨🇳 China
RegisteredSep 17, 2021
Block rangeF4:A4:54:30:00:00– F4:A4:54:3F:FF:FF
Address capacity1,048,576
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
- Sep 17, 2021 – Sep 22, 2021 Ubiqcom India Pvt Ltd name changedaddress changedcountry changed
- Sep 22, 2021 – present Chongqing Hengxun Liansheng Industrial Co.,Ltd
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.
Chongqing Hengxun Liansheng Industrial Co.,Ltd holds 1 registered blocks in the IEEE registry, ranking #8,374 of 33,427 organizations by block count.