- Prefix
- 00:06:5D 00-06-5D 0006.5D
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:06:5D:00:00:00 – 00:06:5D:FF:FF:FF
- Organization
- Heidelberg Web Systems
- Registered address
- 121 Technology Dr., Durham NH 03824, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:06:5D:00:00:00
Heidelberg Web Systems holds 1 block in total: see all. Source: IEEE Registration Authority public listing.