core3.alfahosting-server.de has no CNAME records.
Question and response
Question
dig core3.alfahosting-server.de. NS
Answer
The response has no answer records.
Authority
alfahosting-server.de. 4621 SOA cns1.alfahosting.info. hostmaster.alfahosting.de. 2026022647 28800 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0