vps.l0op.de has no CNAME records.
Question and response
Question
dig vps.l0op.de. NS
Answer
The response has no answer records.
Authority
l0op.de. 3600 SOA ns1.your-server.de. postmaster.your-server.de. 2026021200 86400 10800 3600000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0