ns4.comporium.net has no NS records.
NS records for this zone are defined at comporium.net.
NS records for this zone are defined at comporium.net.
Question and response
Question
dig ns4.comporium.net. NS
Answer
The response has no answer records.
Authority
comporium.net. 3600 SOA ns2.comporium.net. postmaster.comporium.net. 2026031701 3600 1800 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0