MAC prefix 74:5B:C5:E
Qingdao Wintec System Co., Ltd
| Vendor | Qingdao Wintec System Co., Ltd |
|---|---|
| Short name | QingdaoWinte |
| Prefix | 74:5B:C5:E/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 74:5B:C5:E0:00:00 – 74:5B:C5:EF:FF:FF |
| Notations | 74:5B:C5:E0:00:0074-5B-C5-E0-00-00745b.c5e0.0000745BC5E00000 |
Frequently asked questions
Which vendor does MAC address 74:5B:C5:E belong to?
MAC addresses starting with 74:5B:C5:E are assigned to Qingdao Wintec System Co., Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block 74:5B:C5:E contain?
The block contains 1,048,576 addresses from 74:5B:C5:E0:00:00 to 74:5B:C5:EF:FF:FF.
Is 74:5B:C5:E 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.