MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:DB:90:00 /36
Vendor addressVia Treviso, 36 San Vendemiano TV IT 31020
Country🇮🇹 Italy
RegisteredSep 4, 2021
Block range8C:1F:64:DB:90:00– 8C:1F:64:DB:9F:FF
Address capacity4,096
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 →
Example addresses in this block
Where this block sits
Previous
8C:1F:64:DB:80:00 /36
Beijing Dangong Technology Co., Ltd
Next
8C:1F:64:DB:A0:00 /36
Electronic Equipment Company Pvt. Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Ermes Elettronica s.r.l. holds 2 registered blocks in the IEEE registry, ranking #1,992 of 33,427 organizations by block count.
Other blocks registered to Ermes Elettronica s.r.l.