Juniper Networks
Any device whose MAC address begins with E0:30:F9 has a network interface built by Juniper Networks. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.
- OUI prefix
- E0:30:F9
- Organization
- Juniper Networks
- Address
- 1133 Innovation Way Sunnyvale CA US 94089
- Source
- IEEE OUI registry
Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.