- Prefix
- 00:20:69 00-20-69 0020.69
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:20:69:00:00:00 – 00:20:69:FF:FF:FF
- Organization
- ISDN SYSTEMS CORPORATION
- Registered address
- 8320 OLD COURTHOUSE RD., VIENNA VA 22182, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:20:69:00:00:00
ISDN SYSTEMS CORPORATION holds 1 block in total: see all. Source: IEEE Registration Authority public listing.