00:19:4A TESTO AG
Every MAC address from 00:19:4A:00:00:00 to 00:19:4A:FF:FF:FF belongs to a block the IEEE assigned to TESTO AG. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:19:4A belongs to
Written 00:19:4A, 00-19-4A or 00194A, depending on the system. Look up a full address.
Prefix
00:19:4A
Organization
TESTO AG
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:19:4A:00:00:00
Last address
00:19:4A:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Testo Straße 1 Lenzkirch Baden-Württemberg DE 79853