Vendor
Private
MA-M · 28-bit
Private registration
04:EC:A9:9
Unicast · Universally administered (U/L bit clear)
- Matched prefix
04:EC:A9:9- Match
- MA-M assignment
- Address range
04:EC:A9:90:00:00 – 04:EC:A9:9F:FF:FF- Addresses in block
- 1,048,576
- First registered
- Aug 23, 2026
Formats
-
Plain hex
04ECA99 -
Colon-separated
04:EC:A9:9 -
Hyphen-separated
04-EC-A9-9 -
Cisco dot notation
04EC.A99