- Prefix
- 00:1F:D1 00-1F-D1 001F.D1
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:1F:D1:00:00:00 – 00:1F:D1:FF:FF:FF
- Organization
- OPTEX CO.,LTD.
- Registered address
- 5-8-12, Otsu Shiga 520-0101, JP
- Country
- Japan (JP)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:1F:D1:00:00:00
OPTEX CO.,LTD. holds 1 block in total: see all. Source: IEEE Registration Authority public listing.