MAC Address Lookup

IEEE 802.1 Chair 3A:A3:F8

3A:A3:F8 is a 24-bit CID MAC address block registered to IEEE 802.1 Chair in US.

Vendor

IEEE 802.1 Chair

CID · 24-bit Likely randomized
3A:A3:F8

Unicast · Locally administered (U/L bit set)

Matched prefix
3A:A3:F8
Match
CID assignment
Address range
3A:A3:F8:00:00:00 – 3A:A3:F8:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
c/o RAC Administrator , IEEE Piscataway NJ US 08554
First registered
May 28, 2017

Formats

  • Plain hex 3AA3F8
  • Colon-separated 3A:A3:F8
  • Hyphen-separated 3A-A3-F8
  • Cisco dot notation 3AA3.F8

Prefix lineage

This prefix has changed hands. Dates are when each change was first observed in public registration data (runZero mac-tracker).

  1. IEEE 802.1 Working Group May 28, 2017
  2. IEEE 802.1 Chair Oct 2, 2021