MAC prefix 74:27:3C
ChangYang Technology (Nanjing) Co., LTD
| Vendor | ChangYang Technology (Nanjing) Co., LTD |
|---|---|
| Short name | ChangYangTec |
| Prefix | 74:27:3C/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 74:27:3C:00:00:00 – 74:27:3C:FF:FF:FF |
| Notations | 74:27:3C:00:00:0074-27-3C-00-00-007427.3c00.000074273C000000 |
Frequently asked questions
Which vendor does MAC address 74:27:3C belong to?
MAC addresses starting with 74:27:3C are assigned to ChangYang Technology (Nanjing) Co., LTD according to the IEEE registry (prefix length 24 bits).
How many addresses does block 74:27:3C contain?
The block contains 16,777,216 addresses from 74:27:3C:00:00:00 to 74:27:3C:FF:FF:FF.
Is 74:27:3C 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.