40:3F:43:59:FC — ExtremeNetwo

Result

Vendor ExtremeNetwo

Full Name Extreme Networks, Inc.

MAC Address 40:3F:43:59:FC

See all OUI prefixes from this vendor → Learn how a MAC address is structured →

Recent Queries

000F04 2026-09-22 21:44:27
78:D4:F1:A0:00:00:00 2026-09-22 21:44:27
8C:1F:64:18:B0:00:00:00 2026-09-22 21:44:27
8C:1F:64:39:80:00:00:00 2026-09-22 21:44:27
00:1B:C5:04:40:00:00:00 2026-09-22 21:44:27
58:60:5F:00:DC:FC 2026-09-22 21:44:27
40:3F:43:59:FC 2026-09-22 21:44:27
34:A2:A2 2026-09-22 21:44:27
D8:CB:8A:D4:3C:CA 2026-09-22 21:44:26
C0:61:18:F0:B9:F6 2026-09-22 21:44:26