mail.eurolines.fr has no NS records.
NS records for this zone are defined at eurolines.fr.
NS records for this zone are defined at eurolines.fr.
Question and response
Question
dig mail.eurolines.fr. NS
Answer
The response has no answer records.
Authority
eurolines.fr. 1800 SOA evangeline.ns.cloudflare.com. dns.cloudflare.com. 2397672025 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0