Shows node address of the certificate owner.
`Command syntax:`
```actionscript
cellframe-node-tool cert addr show <cert name>
```
`Options:`
```actionscript
<cert name> - name of the certificate
```
### Usage Example
`Command:`
```actionscript
cellframe-node-tool cert addr show riemann.master.0
```
`Response:`
```
19D7::DEE3::AFE7::DE24
```