MAC prefix EC:74:CD:9
| Vendor | Sound Health Systems |
|---|---|
| Short name | SoundHealth |
| Prefix | EC:74:CD:9/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | EC:74:CD:90:00:00 – EC:74:CD:9F:FF:FF |
| Notations | EC:74:CD:90:00:00EC-74-CD-90-00-00ec74.cd90.0000EC74CD900000 |
Frequently asked questions
Which vendor does MAC address EC:74:CD:9 belong to?
MAC addresses starting with EC:74:CD:9 are assigned to Sound Health Systems according to the IEEE registry (prefix length 28 bits).
How many addresses does block EC:74:CD:9 contain?
The block contains 1,048,576 addresses from EC:74:CD:90:00:00 to EC:74:CD:9F:FF:FF.
Is EC:74:CD:9 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 Sound Health Systems have?
Sound Health Systems holds 2 registered prefixes in total – the full list is on the vendor page.