MAC prefix 18:9B:A5:8
Shenzhen Tong Tai Yi information Technology Co.,Ltd
| Vendor | Shenzhen Tong Tai Yi information Technology Co.,Ltd |
|---|---|
| Short name | TongTaiYiinf |
| Prefix | 18:9B:A5:8/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | 18:9B:A5:80:00:00 – 18:9B:A5:8F:FF:FF |
| Notations | 18:9B:A5:80:00:0018-9B-A5-80-00-00189b.a580.0000189BA5800000 |
Frequently asked questions
Which vendor does MAC address 18:9B:A5:8 belong to?
MAC addresses starting with 18:9B:A5:8 are assigned to Shenzhen Tong Tai Yi information Technology Co.,Ltd according to the IEEE registry (prefix length 28 bits).
How many addresses does block 18:9B:A5:8 contain?
The block contains 1,048,576 addresses from 18:9B:A5:80:00:00 to 18:9B:A5:8F:FF:FF.
Is 18:9B:A5:8 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.