reverse.dsi.net has no NS records.
NS records for this zone are defined at dsi.net.
NS records for this zone are defined at dsi.net.
Question and response
Question
dig reverse.dsi.net. NS
Answer
The response has no answer records.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0