|-
|
::spiral.galaxies.ops reverse lookup
| style="text-align:right" | /3
|-
|
::Server is master for 172.30.20
| style="text-align:right" | /1
|-
|
::NS records in 20.30.172
| style="text-align:right" | /2
|-
|
::No extra NS records
| style="text-align:right" | /1
|-
|
::PTR records
| style="text-align:right" | /3
|-
|
::Hierarchy to sub-domain
| style="text-align:right" | /3
|-
| colspan=2 | '''Slave Name Server (spruce) - General Configuration'''