Arantia 2010 S.L. MAC Addresses
This page provides information about MAC addresses and OUIs assigned to Arantia 2010 S.L.. The Organizationally Unique Identifier (OUI) is the first 24 bits of a MAC address and is assigned by the IEEE to uniquely identify a vendor or manufacturer.
About Arantia 2010 S.L. MAC Addresses
MAC addresses beginning with A4:B1:21: are manufactured by Arantia 2010 S.L.. When you see a device on your network with this OUI prefix, it indicates that the device was manufactured by Arantia 2010 S.L..
The IEEE assigns OUI prefixes to manufacturers to ensure uniqueness in the global networking ecosystem. Arantia 2010 S.L. has been assigned the OUI prefix A4B121 (among others) for use in their network devices.
Common Arantia 2010 S.L. Devices
Devices manufactured by Arantia 2010 S.L. that you might encounter on networks include:
- Network interface cards (NICs)
- Routers and switches
- Wireless access points
- IoT devices
- Embedded systems
- And other networking equipment
Identifying Arantia 2010 S.L. Devices on Your Network
To identify Arantia 2010 S.L. devices on your network:
- Use network scanning tools to list devices on your network
- Look for MAC addresses starting with any of the OUI prefixes listed in the sidebar
- Use our MAC address lookup tool to confirm the manufacturer
This can be particularly helpful for network inventory, troubleshooting, and security auditing.
MAC Address Format
A complete MAC address consists of 48 bits (6 bytes) and is typically represented in hexadecimal format with each byte separated by a colon or a hyphen. For Arantia 2010 S.L. devices, the MAC address would look like:
A4:B1:21:XX:XX:XX
The first three bytes (A4:B1:21) identify the manufacturer as Arantia 2010 S.L., while the last three bytes are unique to each device.