Vendor
OpenAI
MA-L · 24-bit
8C:20:F1
Unicast · Universally administered (U/L bit clear)
- Matched prefix
8C:20:F1- Match
- MA-L assignment
- Address range
8C:20:F1:00:00:00 – 8C:20:F1:FF:FF:FF- Addresses in block
- 16,777,216
- Country
- US
- Organization address
- 1455 3rd Street San Francisco CA US 94158
- First registered
- May 27, 2026
Formats
-
Plain hex
8C20F1 -
Colon-separated
8C:20:F1 -
Hyphen-separated
8C-20-F1 -
Cisco dot notation
8C20.F1