MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:1A:45:00:00:00 /24
Vendor addressMetalbuen 66 Ballerup Skovlunde DK DK - 2750
Country🇩🇰 Denmark
RegisteredNov 29, 2006
Block range00:1A:45:00:00:00– 00:1A:45: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
- Nov 29, 2006 – Jan 28, 2016 GN Netcom as name changedaddress changed
- Jan 28, 2016 – present GN Netcom A/S
Example addresses in this block
Where this block sits
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00:1A:44:00:00:00 /24
JWTrading Co., Ltd
Next
00:1A:46:00:00:00 /24
Digital Multimedia Technology Co., Ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
GN Netcom A/S holds 8 registered blocks in the IEEE registry, ranking #375 of 33,421 organizations by block count.
Other blocks registered to GN Netcom A/S