MAC prefix 74:33:57
vivo Mobile Communication Co., Ltd.
| Vendor | vivo Mobile Communication Co., Ltd. |
|---|---|
| Short name | vivoMobileCo |
| Prefix | 74:33:57/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 74:33:57:00:00:00 – 74:33:57:FF:FF:FF |
| Notations | 74:33:57:00:00:0074-33-57-00-00-007433.5700.0000743357000000 |
Frequently asked questions
Which vendor does MAC address 74:33:57 belong to?
MAC addresses starting with 74:33:57 are assigned to vivo Mobile Communication Co., Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block 74:33:57 contain?
The block contains 16,777,216 addresses from 74:33:57:00:00:00 to 74:33:57:FF:FF:FF.
Is 74:33:57 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 vivo Mobile Communication Co., Ltd. have?
vivo Mobile Communication Co., Ltd. holds 170 registered prefixes in total – the full list is on the vendor page.