macadress

Harbin Xilu Technology Co., Ltd

MA-M
MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix34:04:9E:40:00:00 /28
Vendor addressNo. 15 Xingnan Road, Nangang District Harbin Heilongjiang Province CN 150000
Country🇨🇳  China
RegisteredOct 2, 2016
Block range34:04:9E:40:00:00– 34:04:9E:4F: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

  1. Oct 2, 2016 – Jul 22, 2026 Harbin Yantuo Science and Technology Development Co., Ltd name changed
  2. Jul 22, 2026 – present Harbin Xilu Technology Co., Ltd

Example addresses in this block

34:04:9E:40:00:00 34:04:9E:47:FF:FF 34:04:9E:4F:FF:FF

Where this block sits

Previous 34:04:9E:30:00:00 /28 Nanjing Mythware Information Technology Co., Ltd. Next 34:04:9E:50:00:00 /28 Seeiner Technology Co.,LTD

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

Harbin Xilu Technology Co., Ltd holds 1 registered blocks in the IEEE registry, ranking #14,553 of 33,427 organizations by block count.