MAC prefix 70:B3:D5:57:2
| Vendor | Crde |
|---|---|
| Prefix | 70:B3:D5:57:2/36 |
| Block type | MA-S (/36, 4,096 addresses) |
| Address range | 70:B3:D5:57:20:00 – 70:B3:D5:57:2F:FF |
| Notations | 70:B3:D5:57:20:0070-B3-D5-57-20-0070b3.d557.200070B3D5572000 |
Frequently asked questions
Which vendor does MAC address 70:B3:D5:57:2 belong to?
MAC addresses starting with 70:B3:D5:57:2 are assigned to Crde according to the IEEE registry (prefix length 36 bits).
How many addresses does block 70:B3:D5:57:2 contain?
The block contains 4,096 addresses from 70:B3:D5:57:20:00 to 70:B3:D5:57:2F:FF.
Is 70:B3:D5:57:2 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 Crde have?
Crde holds 21 registered prefixes in total – the full list is on the vendor page.