ns1.first-ns.de.newsletter2go.com has no NS records.
NS records for this zone are defined at newsletter2go.com.
NS records for this zone are defined at newsletter2go.com.
Question and response
Question
dig ns1.first-ns.de.newsletter2go.com. NS
Answer
The response has no answer records.
Authority
newsletter2go.com. 3600 SOA ns1.first-ns.de. postmaster.robot.first-ns.de.newsletter2go.com. 2026032667 14400 1800 604800 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0