OUI Lookup

a4ee57

Seiko Epson Corporation

Manufacturer Information

OUI Prefix
a4ee57
Manufacturer
Seiko Epson Corporation
Address
3-3-5 OWA SUWA-SHI NAGANO-KEN JP 392-8502
Last updated
6/8/2026

Vendor Statistics

Total prefixes
21
Block type
MA-L
Available addresses
~16 millones

About prefix A4EE57

The OUI prefix A4EE57 is assigned to Seiko Epson Corporation, based in 3-3-5 OWA SUWA-SHI NAGANO-KEN JP 392-8502 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to Seiko Epson Corporation.

Other prefixes from Seiko Epson Corporation