MAC prefix AC:91:5D

Digital Control Technology Limited

VendorDigital Control Technology Limited
Short nameDigitalContr
PrefixAC:91:5D/24
Block typeMA-L (/24, 16,777,216 addresses)
Address rangeAC:91:5D:00:00:00 – AC:91:5D:FF:FF:FF
NotationsAC:91:5D:00:00:00
AC-91-5D-00-00-00
ac91.5d00.0000
AC915D000000

Frequently asked questions

Which vendor does MAC address AC:91:5D belong to?

MAC addresses starting with AC:91:5D are assigned to Digital Control Technology Limited according to the IEEE registry (prefix length 24 bits).

How many addresses does block AC:91:5D contain?

The block contains 16,777,216 addresses from AC:91:5D:00:00:00 to AC:91:5D:FF:FF:FF.

Is AC:91:5D a unicast or multicast address?

The least significant bit of the first byte is 0 – it is a unicast address. The U/L bit is 0, so the address is globally unique (universally administered).

How do I find the MAC address of my device?

On Linux use ip link, on Windows getmac /v or ipconfig /all, on macOS ifconfig. Note: phones and recent operating systems often use random, locally administered addresses on Wi-Fi.

Nearby entries