MAC prefix 70:CD:91
| Vendor | Teracom Telematica S.A |
|---|---|
| Short name | TeracomTelem |
| Prefix | 70:CD:91/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | 70:CD:91:00:00:00 – 70:CD:91:FF:FF:FF |
| Notations | 70:CD:91:00:00:0070-CD-91-00-00-0070cd.9100.000070CD91000000 |
Frequently asked questions
Which vendor does MAC address 70:CD:91 belong to?
MAC addresses starting with 70:CD:91 are assigned to Teracom Telematica S.A according to the IEEE registry (prefix length 24 bits).
How many addresses does block 70:CD:91 contain?
The block contains 16,777,216 addresses from 70:CD:91:00:00:00 to 70:CD:91:FF:FF:FF.
Is 70:CD:91 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 Teracom Telematica S.A have?
Teracom Telematica S.A holds 4 registered prefixes in total – the full list is on the vendor page.