MAC prefix 78:66:A5
Chipsea Technologies (Shenzhen) Crop.
| Vendor | Chipsea Technologies (Shenzhen) Crop. |
|---|---|
| Short name | ChipseaTechn |
| Prefix | 78:66:A5/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 78:66:A5:00:00:00 – 78:66:A5:FF:FF:FF |
| Notations | 78:66:A5:00:00:0078-66-A5-00-00-007866.a500.00007866A5000000 |
Frequently asked questions
Which vendor does MAC address 78:66:A5 belong to?
MAC addresses starting with 78:66:A5 are assigned to Chipsea Technologies (Shenzhen) Crop. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 78:66:A5 contain?
The block contains 16,777,216 addresses from 78:66:A5:00:00:00 to 78:66:A5:FF:FF:FF.
Is 78:66:A5 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.
Which other MAC prefixes does Chipsea Technologies (Shenzhen) Crop. have?
Chipsea Technologies (Shenzhen) Crop. holds 8 registered prefixes in total – the full list is on the vendor page.