MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
OPTSYS
MAC address prefix 70:B3:D5:58:C is registered to OPTSYS, located at 7rue Salvador Dali – BP 505SAINT ETIENNE 42007FR.
This registration is classified as MA-S (Mac Address Block Small, formerly known as OUI-36) containing approximately 4096 MAC addresses per block
The prefix was registered on 23 July 2017, and no subsequent updates have been recorded.
OUI: 70:B3:D5:58:C
Vendor name: OPTSYS
Address:
Assignment Type MA-S 7
rue Salvador Dali – BP 505
SAINT ETIENNE 42007
FR.
Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)
Initial registration: 23 July 2017
