Palo Alto Networks - MAC Prefix 08661F (MA-L)

What this means

The IEEE assigned the MA-L block 08661F to Palo Alto Networks. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 08:66:1F, it is Palo Alto Networks hardware.

Frequently Asked Questions

Who owns MAC prefix 08661F?

08661F is registered to Palo Alto Networks in the IEEE MA-L registry.

What does the MA-L registry type mean?

An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Palo Alto Networks's block covers 16,777,216 addresses.

What devices use 08661F?

Any network device with a MAC address starting 08:66:1F was manufactured by or for Palo Alto Networks.

Other Palo Alto Networks prefixes

Palo Alto Networks holds 40 registered blocks in total.

OUI prefix	08661F
Vendor	Palo Alto Networks
Registry	MA-L (24-bit, large block)
Block size	16,777,216 addresses
Country	US
Other blocks by this vendor	40 total
Example MAC	08:66:1F:00:00:00