30:31:7D Hosiden Corporation
Every MAC address from 30:31:7D:00:00:00 to 30:31:7D:FF:FF:FF belongs to a block the IEEE assigned to Hosiden Corporation. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 30:31:7D belongs to
Written 30:31:7D, 30-31-7D or 30317D, depending on the system. Look up a full address.
Prefix
30:31:7D
Organization
Hosiden Corporation
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
30:31:7D:00:00:00
Last address
30:31:7D:FF:FF:FF
Address type
Globally unique, unicast
Registered address
4-33, Kitakyuhoji 1-chome Yao Osaka JP 5810071