28:F5:37:9 Herbert Waldmann GmbH & Co. KG
Every MAC address from 28:F5:37:90:00:00 to 28:F5:37:9F:FF:FF belongs to a block the IEEE assigned to Herbert Waldmann GmbH & Co. KG. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 28:F5:37:9 belongs to
Written 28:F5:37:9, 28-F5-37-9 or 28F5379, depending on the system. Look up a full address.
Prefix
28:F5:37:9/28
Organization
Herbert Waldmann GmbH & Co. KG
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
28:F5:37:90:00:00
Last address
28:F5:37:9F:FF:FF
Address type
Globally unique, unicast
Registered address
Peter-Henlein-Straße 5 Villingen-Schwenningen Baden-Württemberg DE 78056
Parent block
Inside 28:F5:37
This MA-M block is carved from the 24-bit block 28:F5:37, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.