MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:1F:82:00:00:00 /24
Vendor addressNo.147, Sec. 3, Beishen Rd Shenkeng Dist New Taipei City TW ---
Country🇹🇼 Taiwan
RegisteredJan 14, 2008
Block range00:1F:82:00:00:00– 00:1F:82: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
- Jan 14, 2008 – Aug 4, 2016 Cal-Comp Electronics & Communications Co., Ltd name changedaddress changed
- Aug 4, 2016 – present Cal-Comp Electronics & Communications Company Ltd.
Example addresses in this block
Where this block sits
Previous
00:1F:81:00:00:00 /24
Accel Semiconductor Corp
Next
00:1F:83:00:00:00 /24
Teleplan Technology Services Sdn Bhd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Cal-Comp Electronics & Communications Company Ltd. holds 3 registered blocks in the IEEE registry, ranking #955 of 33,421 organizations by block count.
Other blocks registered to Cal-Comp Electronics & Communications Company Ltd.