MAC prefix 74:B9:1E
Nanjing Bestway Automation System Co., Ltd
| Vendor | Nanjing Bestway Automation System Co., Ltd |
|---|---|
| Short name | NanjingBestw |
| Prefix | 74:B9:1E/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 74:B9:1E:00:00:00 – 74:B9:1E:FF:FF:FF |
| Notations | 74:B9:1E:00:00:0074-B9-1E-00-00-0074b9.1e00.000074B91E000000 |
Frequently asked questions
Which vendor does MAC address 74:B9:1E belong to?
MAC addresses starting with 74:B9:1E are assigned to Nanjing Bestway Automation System Co., Ltd according to the IEEE registry (prefix length 24 bits).
How many addresses does block 74:B9:1E contain?
The block contains 16,777,216 addresses from 74:B9:1E:00:00:00 to 74:B9:1E:FF:FF:FF.
Is 74:B9:1E 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.