MAC prefix 70:B3:D5:C3:A
| Vendor | Han Chang |
|---|---|
| Short name | HanChang |
| Prefix | 70:B3:D5:C3:A/36 |
| Block type | MA-S (/36, 4,096 addresses) |
| Address range | 70:B3:D5:C3:A0:00 – 70:B3:D5:C3:AF:FF |
| Notations | 70:B3:D5:C3:A0:0070-B3-D5-C3-A0-0070b3.d5c3.a00070B3D5C3A000 |
Frequently asked questions
Which vendor does MAC address 70:B3:D5:C3:A belong to?
MAC addresses starting with 70:B3:D5:C3:A are assigned to Han Chang according to the IEEE registry (prefix length 36 bits).
How many addresses does block 70:B3:D5:C3:A contain?
The block contains 4,096 addresses from 70:B3:D5:C3:A0:00 to 70:B3:D5:C3:AF:FF.
Is 70:B3:D5:C3:A 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 Han Chang have?
Han Chang holds 3 registered prefixes in total – the full list is on the vendor page.