Testbook Ltd
IAB 1United Kingdom
Address blocks
1
Addresses reserved
4,096
Registered address
7 Midshires Business Park
Alyesbury Bucks HP19 8HL
Address blocks
| Prefix | Range | Registry | Size |
|---|---|---|---|
| 40:D8:55:11:3 | 40:D8:55:11:30:00 to 40:D8:55:11:3F:FF | IAB | 4,096 addresses |