mail.coccinelle.com has no NS records.
NS records for this zone are defined at coccinelle.com.
NS records for this zone are defined at coccinelle.com.
Question and response
Question
dig mail.coccinelle.com. NS
Answer
The response has no answer records.
Authority
coccinelle.com. 3600 SOA ns1.serverlet.com. info.serverlet.com. 2026021751 28800 7200 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0