MAC prefix EC:66:D1
| Vendor | B&W Group LTD |
|---|---|
| Short name | B&WGroup |
| Prefix | EC:66:D1/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | EC:66:D1:00:00:00 – EC:66:D1:FF:FF:FF |
| Notations | EC:66:D1:00:00:00EC-66-D1-00-00-00ec66.d100.0000EC66D1000000 |
Frequently asked questions
Which vendor does MAC address EC:66:D1 belong to?
MAC addresses starting with EC:66:D1 are assigned to B&W Group LTD according to the IEEE registry (prefix length 24 bits).
How many addresses does block EC:66:D1 contain?
The block contains 16,777,216 addresses from EC:66:D1:00:00:00 to EC:66:D1:FF:FF:FF.
Is EC:66:D1 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.
Which other MAC prefixes does B&W Group LTD have?
B&W Group LTD holds 2 registered prefixes in total – the full list is on the vendor page.