MAC prefix B8:4C:87:7
Beijing Jiyuan Automation Technology CO.,LTD
| Vendor | Beijing Jiyuan Automation Technology CO.,LTD |
|---|---|
| Short name | JiyuanAutoma |
| Prefix | B8:4C:87:7/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | B8:4C:87:70:00:00 – B8:4C:87:7F:FF:FF |
| Notations | B8:4C:87:70:00:00B8-4C-87-70-00-00b84c.8770.0000B84C87700000 |
Frequently asked questions
Which vendor does MAC address B8:4C:87:7 belong to?
MAC addresses starting with B8:4C:87:7 are assigned to Beijing Jiyuan Automation Technology CO.,LTD according to the IEEE registry (prefix length 28 bits).
How many addresses does block B8:4C:87:7 contain?
The block contains 1,048,576 addresses from B8:4C:87:70:00:00 to B8:4C:87:7F:FF:FF.
Is B8:4C:87:7 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.