04:EC:A9:6 SHANGHAI CHENZHU INSTRUMENT CO., LTD.
Every MAC address from 04:EC:A9:60:00:00 to 04:EC:A9:6F:FF:FF belongs to a block the IEEE assigned to SHANGHAI CHENZHU INSTRUMENT CO., LTD.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 04:EC:A9:6 belongs to
Written 04:EC:A9:6, 04-EC-A9-6 or 04ECA96, depending on the system. Look up a full address.
Prefix
04:EC:A9:6/28
Organization
SHANGHAI CHENZHU INSTRUMENT CO., LTD.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
04:EC:A9:60:00:00
Last address
04:EC:A9:6F:FF:FF
Address type
Globally unique, unicast
Registered address
Building 6, 201 Minyi Road, Songjiang District Shanghai CN 201612
Parent block
Inside 04:EC:A9
This MA-M block is carved from the 24-bit block 04:EC:A9, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to SHANGHAI CHENZHU INSTRUMENT CO., LTD.
1 more block registered under the same name.