28:87:AF Advantech Technology (CHINA) Co., Ltd.
Every MAC address from 28:87:AF:00:00:00 to 28:87:AF:FF:FF:FF belongs to a block the IEEE assigned to Advantech Technology (CHINA) Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 28:87:AF belongs to
Written 28:87:AF, 28-87-AF or 2887AF, depending on the system. Look up a full address.
Prefix
28:87:AF
Organization
Advantech Technology (CHINA) Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
28:87:AF:00:00:00
Last address
28:87:AF:FF:FF:FF
Address type
Globally unique, unicast
Registered address
No.666, Han-Pu Rd. Yu-Shan Kun-Shan Jiang Su CN 215316