MAC prefix 74:51:8F
Jiangsu Hetai Intelligent Control Technology Co., Ltd
| Vendor | Jiangsu Hetai Intelligent Control Technology Co., Ltd |
|---|---|
| Short name | JiangsuHetai |
| Prefix | 74:51:8F/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 74:51:8F:00:00:00 – 74:51:8F:FF:FF:FF |
| Notations | 74:51:8F:00:00:0074-51-8F-00-00-007451.8f00.000074518F000000 |
Frequently asked questions
Which vendor does MAC address 74:51:8F belong to?
MAC addresses starting with 74:51:8F are assigned to Jiangsu Hetai Intelligent Control Technology Co., Ltd according to the IEEE registry (prefix length 24 bits).
How many addresses does block 74:51:8F contain?
The block contains 16,777,216 addresses from 74:51:8F:00:00:00 to 74:51:8F:FF:FF:FF.
Is 74:51:8F 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.