MAC prefix A4:0B:78
Fast Photonics Hk Co., Limited
| Vendor | Fast Photonics Hk Co., Limited |
|---|---|
| Short name | FastPhotonic |
| Prefix | A4:0B:78/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | A4:0B:78:00:00:00 – A4:0B:78:FF:FF:FF |
| Notations | A4:0B:78:00:00:00A4-0B-78-00-00-00a40b.7800.0000A40B78000000 |
Frequently asked questions
Which vendor does MAC address A4:0B:78 belong to?
MAC addresses starting with A4:0B:78 are assigned to Fast Photonics Hk Co., Limited according to the IEEE registry (prefix length 24 bits).
How many addresses does block A4:0B:78 contain?
The block contains 16,777,216 addresses from A4:0B:78:00:00:00 to A4:0B:78:FF:FF:FF.
Is A4:0B:78 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.