```
> dog -n 1.1.1.1 -t A faa.gov
[prints the A record]
> dog -n 8.8.8.8 -t A faa.gov
Server failure.
```
> dog -n 1.1.1.1 -t A faa.gov
[prints the A record]
> dog -n 8.8.8.8 -t A faa.gov
Server failure.
```