| Domain Name | Status | Actions |
|---|---|---|
| ac-k.com | Taken | — |
| ac-k.net | Taken | — |
| ac-k.org | Available | |
| ac-k.info | Available | |
| ac-k.biz | Taken | — |
| ac-k.cc | Available | |
| ac-k.club | Available | |
| ac-k.co | Available | |
| ac-k.eu | Taken | — |
| ac-k.name | Available | |
| ac-k.tv | Available | |
| ac-k.uk | Available | |
| ac-k.co.uk | Available | |
| ac-k.me.uk | Available | |
| ac-k.org.uk | Available | |
| ac-k.us | Available | |
| ac-k.ws | Available | |
| ack.com | Taken | — |
| ack.net | Taken | — |
| ack.org | Taken | — |
| ack.info | Taken | — |
| ack.biz | Taken Premium Name | — |
| ack.cc | Taken | — |
| ack.club | Taken Premium Name | — |
| ack.co | Taken Premium Name | — |
| ack.eu | Taken | — |
| ack.name | Taken | — |
| ack.tv | Taken | — |
| ack.uk | Taken | — |
| ack.co.uk | Taken | — |
| ack.me.uk | Available | |
| ack.org.uk | Available | |
| ack.us | Taken | — |