MAC prefix E8:FF:1E:7
NRT Technology Taiwan Co., Ltd.
| Vendor | NRT Technology Taiwan Co., Ltd. |
|---|---|
| Short name | NRTTechnolog |
| Prefix | E8:FF:1E:7/28 |
| Block type | MA-M (/28, 1,048,576 addresses) |
| Address range | E8:FF:1E:70:00:00 – E8:FF:1E:7F:FF:FF |
| Notations | E8:FF:1E:70:00:00E8-FF-1E-70-00-00e8ff.1e70.0000E8FF1E700000 |
Frequently asked questions
Which vendor does MAC address E8:FF:1E:7 belong to?
MAC addresses starting with E8:FF:1E:7 are assigned to NRT Technology Taiwan Co., Ltd. according to the IEEE registry (prefix length 28 bits).
How many addresses does block E8:FF:1E:7 contain?
The block contains 1,048,576 addresses from E8:FF:1E:70:00:00 to E8:FF:1E:7F:FF:FF.
Is E8:FF:1E:7 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.