Optionexist Limited
IAB 1United Kingdom
Address blocks
1
Addresses reserved
4,096
Registered address
Nixon's Hall, 1 Chapel Road
Cambridge CB3 7HP
Address blocks
| Prefix | Range | Registry | Size |
|---|---|---|---|
| 00:50:C2:05:4 | 00:50:C2:05:40:00 to 00:50:C2:05:4F:FF | IAB | 4,096 addresses |